Home / 57,001.02-85,503.24-19,560.54

Finding the Fourth Proportional to 57,001.02, 85,503.24 and 19,560.54

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Solution

The fourth proportional to 57,001.02, 85,503.24 and 19,560.54 is: 29,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,001.02 : 85,503.24 = 19,560.54 : x
  2. Step 2: Convert to fraction form
    57,001.02/85,503.24 = 19,560.54/x
  3. Step 3: Cross multiply
    57,001.02x = 85,503.24 × 19,560.54
  4. Step 4: Simplify right side
    57,001.02x = 1,672,489,546.15
  5. Step 5: Solve for x
    x = 1,672,489,546.15/57,001.02
  6. Step 6: Final answer
    x = 29,341.40

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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.