Home / 14,862.49-20,494.92-10,384.61

Finding the Fourth Proportional to 14,862.49, 20,494.92 and 10,384.61

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Solution

The fourth proportional to 14,862.49, 20,494.92 and 10,384.61 is: 14,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.49 : 20,494.92 = 10,384.61 : x
  2. Step 2: Convert to fraction form
    14,862.49/20,494.92 = 10,384.61/x
  3. Step 3: Cross multiply
    14,862.49x = 20,494.92 × 10,384.61
  4. Step 4: Simplify right side
    14,862.49x = 212,831,687.65
  5. Step 5: Solve for x
    x = 212,831,687.65/14,862.49
  6. Step 6: Final answer
    x = 14,320.06

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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.