Home / 14,111.04-21,124.92-10,429.74

Finding the Fourth Proportional to 14,111.04, 21,124.92 and 10,429.74

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Solution

The fourth proportional to 14,111.04, 21,124.92 and 10,429.74 is: 15,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.04 : 21,124.92 = 10,429.74 : x
  2. Step 2: Convert to fraction form
    14,111.04/21,124.92 = 10,429.74/x
  3. Step 3: Cross multiply
    14,111.04x = 21,124.92 × 10,429.74
  4. Step 4: Simplify right side
    14,111.04x = 220,327,423.12
  5. Step 5: Solve for x
    x = 220,327,423.12/14,111.04
  6. Step 6: Final answer
    x = 15,613.83

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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.