Home / 31,157.93-43,002.02-17,726.58

Finding the Fourth Proportional to 31,157.93, 43,002.02 and 17,726.58

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Solution

The fourth proportional to 31,157.93, 43,002.02 and 17,726.58 is: 24,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,157.93 : 43,002.02 = 17,726.58 : x
  2. Step 2: Convert to fraction form
    31,157.93/43,002.02 = 17,726.58/x
  3. Step 3: Cross multiply
    31,157.93x = 43,002.02 × 17,726.58
  4. Step 4: Simplify right side
    31,157.93x = 762,278,792.01
  5. Step 5: Solve for x
    x = 762,278,792.01/31,157.93
  6. Step 6: Final answer
    x = 24,465.00

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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.