Home / 39,640.02-59,466.18-13,342.68

Finding the Fourth Proportional to 39,640.02, 59,466.18 and 13,342.68

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Solution

The fourth proportional to 39,640.02, 59,466.18 and 13,342.68 is: 20,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,640.02 : 59,466.18 = 13,342.68 : x
  2. Step 2: Convert to fraction form
    39,640.02/59,466.18 = 13,342.68/x
  3. Step 3: Cross multiply
    39,640.02x = 59,466.18 × 13,342.68
  4. Step 4: Simplify right side
    39,640.02x = 793,438,210.56
  5. Step 5: Solve for x
    x = 793,438,210.56/39,640.02
  6. Step 6: Final answer
    x = 20,016.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.