Home / 10,344.90-15,522.75-9,787.26

Finding the Fourth Proportional to 10,344.90, 15,522.75 and 9,787.26

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Solution

The fourth proportional to 10,344.90, 15,522.75 and 9,787.26 is: 14,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.90 : 15,522.75 = 9,787.26 : x
  2. Step 2: Convert to fraction form
    10,344.90/15,522.75 = 9,787.26/x
  3. Step 3: Cross multiply
    10,344.90x = 15,522.75 × 9,787.26
  4. Step 4: Simplify right side
    10,344.90x = 151,925,190.17
  5. Step 5: Solve for x
    x = 151,925,190.17/10,344.90
  6. Step 6: Final answer
    x = 14,686.00

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1.5x scale

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.