Home / 28,207.06-42,299.65-15,052.25

Finding the Fourth Proportional to 28,207.06, 42,299.65 and 15,052.25

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Solution

The fourth proportional to 28,207.06, 42,299.65 and 15,052.25 is: 22,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,207.06 : 42,299.65 = 15,052.25 : x
  2. Step 2: Convert to fraction form
    28,207.06/42,299.65 = 15,052.25/x
  3. Step 3: Cross multiply
    28,207.06x = 42,299.65 × 15,052.25
  4. Step 4: Simplify right side
    28,207.06x = 636,705,031.28
  5. Step 5: Solve for x
    x = 636,705,031.28/28,207.06
  6. Step 6: Final answer
    x = 22,572.54

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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.