Home / 25,090.92-34,624.44-15,013.62

Finding the Fourth Proportional to 25,090.92, 34,624.44 and 15,013.62

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Solution

The fourth proportional to 25,090.92, 34,624.44 and 15,013.62 is: 20,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.92 : 34,624.44 = 15,013.62 : x
  2. Step 2: Convert to fraction form
    25,090.92/34,624.44 = 15,013.62/x
  3. Step 3: Cross multiply
    25,090.92x = 34,624.44 × 15,013.62
  4. Step 4: Simplify right side
    25,090.92x = 519,838,184.87
  5. Step 5: Solve for x
    x = 519,838,184.87/25,090.92
  6. Step 6: Final answer
    x = 20,718.18

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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.