Home / 10,283.55-15,444.15-9,416.04

Finding the Fourth Proportional to 10,283.55, 15,444.15 and 9,416.04

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Solution

The fourth proportional to 10,283.55, 15,444.15 and 9,416.04 is: 14,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.55 : 15,444.15 = 9,416.04 : x
  2. Step 2: Convert to fraction form
    10,283.55/15,444.15 = 9,416.04/x
  3. Step 3: Cross multiply
    10,283.55x = 15,444.15 × 9,416.04
  4. Step 4: Simplify right side
    10,283.55x = 145,422,734.17
  5. Step 5: Solve for x
    x = 145,422,734.17/10,283.55
  6. Step 6: Final answer
    x = 14,141.30

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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.