Home / 14,242.59-21,200.24-14,031.99

Finding the Fourth Proportional to 14,242.59, 21,200.24 and 14,031.99

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Solution

The fourth proportional to 14,242.59, 21,200.24 and 14,031.99 is: 20,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.59 : 21,200.24 = 14,031.99 : x
  2. Step 2: Convert to fraction form
    14,242.59/21,200.24 = 14,031.99/x
  3. Step 3: Cross multiply
    14,242.59x = 21,200.24 × 14,031.99
  4. Step 4: Simplify right side
    14,242.59x = 297,481,590.76
  5. Step 5: Solve for x
    x = 297,481,590.76/14,242.59
  6. Step 6: Final answer
    x = 20,886.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.