Home / 57,490.20-79,335.63-32,339.70

Finding the Fourth Proportional to 57,490.20, 79,335.63 and 32,339.70

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Solution

The fourth proportional to 57,490.20, 79,335.63 and 32,339.70 is: 44,628.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490.20 : 79,335.63 = 32,339.70 : x
  2. Step 2: Convert to fraction form
    57,490.20/79,335.63 = 32,339.70/x
  3. Step 3: Cross multiply
    57,490.20x = 79,335.63 × 32,339.70
  4. Step 4: Simplify right side
    57,490.20x = 2,565,690,473.51
  5. Step 5: Solve for x
    x = 2,565,690,473.51/57,490.20
  6. Step 6: Final answer
    x = 44,628.31

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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.