Home / 57,038.64-85,570.16-17,060.76

Finding the Fourth Proportional to 57,038.64, 85,570.16 and 17,060.76

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Solution

The fourth proportional to 57,038.64, 85,570.16 and 17,060.76 is: 25,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,038.64 : 85,570.16 = 17,060.76 : x
  2. Step 2: Convert to fraction form
    57,038.64/85,570.16 = 17,060.76/x
  3. Step 3: Cross multiply
    57,038.64x = 85,570.16 × 17,060.76
  4. Step 4: Simplify right side
    57,038.64x = 1,459,891,962.92
  5. Step 5: Solve for x
    x = 1,459,891,962.92/57,038.64
  6. Step 6: Final answer
    x = 25,594.79

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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.