Home / 56,122.24-84,171.28-21,064.48

Finding the Fourth Proportional to 56,122.24, 84,171.28 and 21,064.48

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Solution

The fourth proportional to 56,122.24, 84,171.28 and 21,064.48 is: 31,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.24 : 84,171.28 = 21,064.48 : x
  2. Step 2: Convert to fraction form
    56,122.24/84,171.28 = 21,064.48/x
  3. Step 3: Cross multiply
    56,122.24x = 84,171.28 × 21,064.48
  4. Step 4: Simplify right side
    56,122.24x = 1,773,024,244.13
  5. Step 5: Solve for x
    x = 1,773,024,244.13/56,122.24
  6. Step 6: Final answer
    x = 31,592.19

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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.