Home / 56,770.04-85,157.42-21,227.76

Finding the Fourth Proportional to 56,770.04, 85,157.42 and 21,227.76

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Solution

The fourth proportional to 56,770.04, 85,157.42 and 21,227.76 is: 31,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,770.04 : 85,157.42 = 21,227.76 : x
  2. Step 2: Convert to fraction form
    56,770.04/85,157.42 = 21,227.76/x
  3. Step 3: Cross multiply
    56,770.04x = 85,157.42 × 21,227.76
  4. Step 4: Simplify right side
    56,770.04x = 1,807,701,167.84
  5. Step 5: Solve for x
    x = 1,807,701,167.84/56,770.04
  6. Step 6: Final answer
    x = 31,842.52

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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.