Home / 15,191.14-22,789.47-6,875.08

Finding the Fourth Proportional to 15,191.14, 22,789.47 and 6,875.08

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Solution

The fourth proportional to 15,191.14, 22,789.47 and 6,875.08 is: 10,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.14 : 22,789.47 = 6,875.08 : x
  2. Step 2: Convert to fraction form
    15,191.14/22,789.47 = 6,875.08/x
  3. Step 3: Cross multiply
    15,191.14x = 22,789.47 × 6,875.08
  4. Step 4: Simplify right side
    15,191.14x = 156,679,429.41
  5. Step 5: Solve for x
    x = 156,679,429.41/15,191.14
  6. Step 6: Final answer
    x = 10,313.87

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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.