Home / 57,488.76-79,332.48-31,994.28

Finding the Fourth Proportional to 57,488.76, 79,332.48 and 31,994.28

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Solution

The fourth proportional to 57,488.76, 79,332.48 and 31,994.28 is: 44,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,488.76 : 79,332.48 = 31,994.28 : x
  2. Step 2: Convert to fraction form
    57,488.76/79,332.48 = 31,994.28/x
  3. Step 3: Cross multiply
    57,488.76x = 79,332.48 × 31,994.28
  4. Step 4: Simplify right side
    57,488.76x = 2,538,185,578.21
  5. Step 5: Solve for x
    x = 2,538,185,578.21/57,488.76
  6. Step 6: Final answer
    x = 44,150.99

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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.