Home / 56,937.44-85,397.36-19,488.89

Finding the Fourth Proportional to 56,937.44, 85,397.36 and 19,488.89

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Solution

The fourth proportional to 56,937.44, 85,397.36 and 19,488.89 is: 29,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,937.44 : 85,397.36 = 19,488.89 : x
  2. Step 2: Convert to fraction form
    56,937.44/85,397.36 = 19,488.89/x
  3. Step 3: Cross multiply
    56,937.44x = 85,397.36 × 19,488.89
  4. Step 4: Simplify right side
    56,937.44x = 1,664,299,230.90
  5. Step 5: Solve for x
    x = 1,664,299,230.90/56,937.44
  6. Step 6: Final answer
    x = 29,230.32

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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.