Home / 57,437.70-86,160.66-15,317.56

Finding the Fourth Proportional to 57,437.70, 86,160.66 and 15,317.56

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Solution

The fourth proportional to 57,437.70, 86,160.66 and 15,317.56 is: 22,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,437.70 : 86,160.66 = 15,317.56 : x
  2. Step 2: Convert to fraction form
    57,437.70/86,160.66 = 15,317.56/x
  3. Step 3: Cross multiply
    57,437.70x = 86,160.66 × 15,317.56
  4. Step 4: Simplify right side
    57,437.70x = 1,319,771,079.19
  5. Step 5: Solve for x
    x = 1,319,771,079.19/57,437.70
  6. Step 6: Final answer
    x = 22,977.44

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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.