Home / 15,514.13-21,384.61-10,476.74

Finding the Fourth Proportional to 15,514.13, 21,384.61 and 10,476.74

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Solution

The fourth proportional to 15,514.13, 21,384.61 and 10,476.74 is: 14,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.13 : 21,384.61 = 10,476.74 : x
  2. Step 2: Convert to fraction form
    15,514.13/21,384.61 = 10,476.74/x
  3. Step 3: Cross multiply
    15,514.13x = 21,384.61 × 10,476.74
  4. Step 4: Simplify right side
    15,514.13x = 224,041,026.24
  5. Step 5: Solve for x
    x = 224,041,026.24/15,514.13
  6. Step 6: Final answer
    x = 14,441.09

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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.