Home / 17,966.46-24,779.91-15,149.34

Finding the Fourth Proportional to 17,966.46, 24,779.91 and 15,149.34

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Solution

The fourth proportional to 17,966.46, 24,779.91 and 15,149.34 is: 20,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.46 : 24,779.91 = 15,149.34 : x
  2. Step 2: Convert to fraction form
    17,966.46/24,779.91 = 15,149.34/x
  3. Step 3: Cross multiply
    17,966.46x = 24,779.91 × 15,149.34
  4. Step 4: Simplify right side
    17,966.46x = 375,399,281.76
  5. Step 5: Solve for x
    x = 375,399,281.76/17,966.46
  6. Step 6: Final answer
    x = 20,894.45

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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.