Home / 41,931.28-57,865.55-22,811.23

Finding the Fourth Proportional to 41,931.28, 57,865.55 and 22,811.23

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Solution

The fourth proportional to 41,931.28, 57,865.55 and 22,811.23 is: 31,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,931.28 : 57,865.55 = 22,811.23 : x
  2. Step 2: Convert to fraction form
    41,931.28/57,865.55 = 22,811.23/x
  3. Step 3: Cross multiply
    41,931.28x = 57,865.55 × 22,811.23
  4. Step 4: Simplify right side
    41,931.28x = 1,319,984,111.41
  5. Step 5: Solve for x
    x = 1,319,984,111.41/41,931.28
  6. Step 6: Final answer
    x = 31,479.70

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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.