Home / 57,421.98-79,232.70-31,927.62

Finding the Fourth Proportional to 57,421.98, 79,232.70 and 31,927.62

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Solution

The fourth proportional to 57,421.98, 79,232.70 and 31,927.62 is: 44,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,421.98 : 79,232.70 = 31,927.62 : x
  2. Step 2: Convert to fraction form
    57,421.98/79,232.70 = 31,927.62/x
  3. Step 3: Cross multiply
    57,421.98x = 79,232.70 × 31,927.62
  4. Step 4: Simplify right side
    57,421.98x = 2,529,711,537.17
  5. Step 5: Solve for x
    x = 2,529,711,537.17/57,421.98
  6. Step 6: Final answer
    x = 44,054.76

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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.