Home / 56,962.70-78,608.84-31,468.76

Finding the Fourth Proportional to 56,962.70, 78,608.84 and 31,468.76

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Solution

The fourth proportional to 56,962.70, 78,608.84 and 31,468.76 is: 43,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,962.70 : 78,608.84 = 31,468.76 : x
  2. Step 2: Convert to fraction form
    56,962.70/78,608.84 = 31,468.76/x
  3. Step 3: Cross multiply
    56,962.70x = 78,608.84 × 31,468.76
  4. Step 4: Simplify right side
    56,962.70x = 2,473,722,719.84
  5. Step 5: Solve for x
    x = 2,473,722,719.84/56,962.70
  6. Step 6: Final answer
    x = 43,427.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.