Home / 42,421.03-58,541.12-23,558.16

Finding the Fourth Proportional to 42,421.03, 58,541.12 and 23,558.16

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Solution

The fourth proportional to 42,421.03, 58,541.12 and 23,558.16 is: 32,510.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,421.03 : 58,541.12 = 23,558.16 : x
  2. Step 2: Convert to fraction form
    42,421.03/58,541.12 = 23,558.16/x
  3. Step 3: Cross multiply
    42,421.03x = 58,541.12 × 23,558.16
  4. Step 4: Simplify right side
    42,421.03x = 1,379,121,071.54
  5. Step 5: Solve for x
    x = 1,379,121,071.54/42,421.03
  6. Step 6: Final answer
    x = 32,510.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.