Home / 14,432.66-21,655.86-9,997.16

Finding the Fourth Proportional to 14,432.66, 21,655.86 and 9,997.16

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Solution

The fourth proportional to 14,432.66, 21,655.86 and 9,997.16 is: 15,000.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.66 : 21,655.86 = 9,997.16 : x
  2. Step 2: Convert to fraction form
    14,432.66/21,655.86 = 9,997.16/x
  3. Step 3: Cross multiply
    14,432.66x = 21,655.86 × 9,997.16
  4. Step 4: Simplify right side
    14,432.66x = 216,497,014.07
  5. Step 5: Solve for x
    x = 216,497,014.07/14,432.66
  6. Step 6: Final answer
    x = 15,000.50

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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.