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Finding the Fourth Proportional to 14,989.68, 22,510.04 and 14,362.74

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Solution

The fourth proportional to 14,989.68, 22,510.04 and 14,362.74 is: 21,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.68 : 22,510.04 = 14,362.74 : x
  2. Step 2: Convert to fraction form
    14,989.68/22,510.04 = 14,362.74/x
  3. Step 3: Cross multiply
    14,989.68x = 22,510.04 × 14,362.74
  4. Step 4: Simplify right side
    14,989.68x = 323,305,780.10
  5. Step 5: Solve for x
    x = 323,305,780.10/14,989.68
  6. Step 6: Final answer
    x = 21,568.56

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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.