Home / 57,302.12-85,951.38-15,748.76

Finding the Fourth Proportional to 57,302.12, 85,951.38 and 15,748.76

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Solution

The fourth proportional to 57,302.12, 85,951.38 and 15,748.76 is: 23,622.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,302.12 : 85,951.38 = 15,748.76 : x
  2. Step 2: Convert to fraction form
    57,302.12/85,951.38 = 15,748.76/x
  3. Step 3: Cross multiply
    57,302.12x = 85,951.38 × 15,748.76
  4. Step 4: Simplify right side
    57,302.12x = 1,353,627,655.29
  5. Step 5: Solve for x
    x = 1,353,627,655.29/57,302.12
  6. Step 6: Final answer
    x = 23,622.65

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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.