Home / 15,356.17-23,006.31-10,666.27

Finding the Fourth Proportional to 15,356.17, 23,006.31 and 10,666.27

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Solution

The fourth proportional to 15,356.17, 23,006.31 and 10,666.27 is: 15,979.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.17 : 23,006.31 = 10,666.27 : x
  2. Step 2: Convert to fraction form
    15,356.17/23,006.31 = 10,666.27/x
  3. Step 3: Cross multiply
    15,356.17x = 23,006.31 × 10,666.27
  4. Step 4: Simplify right side
    15,356.17x = 245,391,514.16
  5. Step 5: Solve for x
    x = 245,391,514.16/15,356.17
  6. Step 6: Final answer
    x = 15,979.99

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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.