Home / 41,407.49-57,159.51-31,338.74

Finding the Fourth Proportional to 41,407.49, 57,159.51 and 31,338.74

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Solution

The fourth proportional to 41,407.49, 57,159.51 and 31,338.74 is: 43,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,407.49 : 57,159.51 = 31,338.74 : x
  2. Step 2: Convert to fraction form
    41,407.49/57,159.51 = 31,338.74/x
  3. Step 3: Cross multiply
    41,407.49x = 57,159.51 × 31,338.74
  4. Step 4: Simplify right side
    41,407.49x = 1,791,307,047.80
  5. Step 5: Solve for x
    x = 1,791,307,047.80/41,407.49
  6. Step 6: Final answer
    x = 43,260.46

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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.