Home / 32,854.87-45,366.29-31,203.69

Finding the Fourth Proportional to 32,854.87, 45,366.29 and 31,203.69

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Solution

The fourth proportional to 32,854.87, 45,366.29 and 31,203.69 is: 43,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,854.87 : 45,366.29 = 31,203.69 : x
  2. Step 2: Convert to fraction form
    32,854.87/45,366.29 = 31,203.69/x
  3. Step 3: Cross multiply
    32,854.87x = 45,366.29 × 31,203.69
  4. Step 4: Simplify right side
    32,854.87x = 1,415,595,649.61
  5. Step 5: Solve for x
    x = 1,415,595,649.61/32,854.87
  6. Step 6: Final answer
    x = 43,086.33

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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.