Home / 29,084.48-40,140.16-17,148.88

Finding the Fourth Proportional to 29,084.48, 40,140.16 and 17,148.88

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Solution

The fourth proportional to 29,084.48, 40,140.16 and 17,148.88 is: 23,667.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.48 : 40,140.16 = 17,148.88 : x
  2. Step 2: Convert to fraction form
    29,084.48/40,140.16 = 17,148.88/x
  3. Step 3: Cross multiply
    29,084.48x = 40,140.16 × 17,148.88
  4. Step 4: Simplify right side
    29,084.48x = 688,358,787.02
  5. Step 5: Solve for x
    x = 688,358,787.02/29,084.48
  6. Step 6: Final answer
    x = 23,667.56

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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.