Home / 57,101.10-85,657.05-15,548.10

Finding the Fourth Proportional to 57,101.10, 85,657.05 and 15,548.10

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Solution

The fourth proportional to 57,101.10, 85,657.05 and 15,548.10 is: 23,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,101.10 : 85,657.05 = 15,548.10 : x
  2. Step 2: Convert to fraction form
    57,101.10/85,657.05 = 15,548.10/x
  3. Step 3: Cross multiply
    57,101.10x = 85,657.05 × 15,548.10
  4. Step 4: Simplify right side
    57,101.10x = 1,331,804,379.11
  5. Step 5: Solve for x
    x = 1,331,804,379.11/57,101.10
  6. Step 6: Final answer
    x = 23,323.62

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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.