Home / 28,194.64-42,317.88-26,501.20

Finding the Fourth Proportional to 28,194.64, 42,317.88 and 26,501.20

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Solution

The fourth proportional to 28,194.64, 42,317.88 and 26,501.20 is: 39,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.64 : 42,317.88 = 26,501.20 : x
  2. Step 2: Convert to fraction form
    28,194.64/42,317.88 = 26,501.20/x
  3. Step 3: Cross multiply
    28,194.64x = 42,317.88 × 26,501.20
  4. Step 4: Simplify right side
    28,194.64x = 1,121,474,601.46
  5. Step 5: Solve for x
    x = 1,121,474,601.46/28,194.64
  6. Step 6: Final answer
    x = 39,776.16

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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.