Home / 57,037.29-85,572.33-28,956.21

Finding the Fourth Proportional to 57,037.29, 85,572.33 and 28,956.21

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Solution

The fourth proportional to 57,037.29, 85,572.33 and 28,956.21 is: 43,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,037.29 : 85,572.33 = 28,956.21 : x
  2. Step 2: Convert to fraction form
    57,037.29/85,572.33 = 28,956.21/x
  3. Step 3: Cross multiply
    57,037.29x = 85,572.33 × 28,956.21
  4. Step 4: Simplify right side
    57,037.29x = 2,477,850,357.67
  5. Step 5: Solve for x
    x = 2,477,850,357.67/57,037.29
  6. Step 6: Final answer
    x = 43,442.64

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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.