Home / 15,031.14-22,502.40-14,389.62

Finding the Fourth Proportional to 15,031.14, 22,502.40 and 14,389.62

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Solution

The fourth proportional to 15,031.14, 22,502.40 and 14,389.62 is: 21,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,031.14 : 22,502.40 = 14,389.62 : x
  2. Step 2: Convert to fraction form
    15,031.14/22,502.40 = 14,389.62/x
  3. Step 3: Cross multiply
    15,031.14x = 22,502.40 × 14,389.62
  4. Step 4: Simplify right side
    15,031.14x = 323,800,985.09
  5. Step 5: Solve for x
    x = 323,800,985.09/15,031.14
  6. Step 6: Final answer
    x = 21,542.01

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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.