Home / 15,669.72-23,488.14-7,342.74

Finding the Fourth Proportional to 15,669.72, 23,488.14 and 7,342.74

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Solution

The fourth proportional to 15,669.72, 23,488.14 and 7,342.74 is: 11,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.72 : 23,488.14 = 7,342.74 : x
  2. Step 2: Convert to fraction form
    15,669.72/23,488.14 = 7,342.74/x
  3. Step 3: Cross multiply
    15,669.72x = 23,488.14 × 7,342.74
  4. Step 4: Simplify right side
    15,669.72x = 172,467,305.10
  5. Step 5: Solve for x
    x = 172,467,305.10/15,669.72
  6. Step 6: Final answer
    x = 11,006.41

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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.