Home / 40,712.95-56,187.33-22,807.71

Finding the Fourth Proportional to 40,712.95, 56,187.33 and 22,807.71

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Solution

The fourth proportional to 40,712.95, 56,187.33 and 22,807.71 is: 31,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.95 : 56,187.33 = 22,807.71 : x
  2. Step 2: Convert to fraction form
    40,712.95/56,187.33 = 22,807.71/x
  3. Step 3: Cross multiply
    40,712.95x = 56,187.33 × 22,807.71
  4. Step 4: Simplify right side
    40,712.95x = 1,281,504,214.28
  5. Step 5: Solve for x
    x = 1,281,504,214.28/40,712.95
  6. Step 6: Final answer
    x = 31,476.57

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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.