Home / 31,686.61-43,680.95-24,119.76

Finding the Fourth Proportional to 31,686.61, 43,680.95 and 24,119.76

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Solution

The fourth proportional to 31,686.61, 43,680.95 and 24,119.76 is: 33,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,686.61 : 43,680.95 = 24,119.76 : x
  2. Step 2: Convert to fraction form
    31,686.61/43,680.95 = 24,119.76/x
  3. Step 3: Cross multiply
    31,686.61x = 43,680.95 × 24,119.76
  4. Step 4: Simplify right side
    31,686.61x = 1,053,574,030.57
  5. Step 5: Solve for x
    x = 1,053,574,030.57/31,686.61
  6. Step 6: Final answer
    x = 33,249.82

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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.