Home / 14,752.40-20,384.25-11,792.66

Finding the Fourth Proportional to 14,752.40, 20,384.25 and 11,792.66

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Solution

The fourth proportional to 14,752.40, 20,384.25 and 11,792.66 is: 16,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.40 : 20,384.25 = 11,792.66 : x
  2. Step 2: Convert to fraction form
    14,752.40/20,384.25 = 11,792.66/x
  3. Step 3: Cross multiply
    14,752.40x = 20,384.25 × 11,792.66
  4. Step 4: Simplify right side
    14,752.40x = 240,384,529.61
  5. Step 5: Solve for x
    x = 240,384,529.61/14,752.40
  6. Step 6: Final answer
    x = 16,294.60

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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.