Home / 14,606.64-20,154.15-9,299.52

Finding the Fourth Proportional to 14,606.64, 20,154.15 and 9,299.52

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Solution

The fourth proportional to 14,606.64, 20,154.15 and 9,299.52 is: 12,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,606.64 : 20,154.15 = 9,299.52 : x
  2. Step 2: Convert to fraction form
    14,606.64/20,154.15 = 9,299.52/x
  3. Step 3: Cross multiply
    14,606.64x = 20,154.15 × 9,299.52
  4. Step 4: Simplify right side
    14,606.64x = 187,423,921.01
  5. Step 5: Solve for x
    x = 187,423,921.01/14,606.64
  6. Step 6: Final answer
    x = 12,831.42

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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.