Home / 40,693.47-56,156.33-22,788.32

Finding the Fourth Proportional to 40,693.47, 56,156.33 and 22,788.32

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Solution

The fourth proportional to 40,693.47, 56,156.33 and 22,788.32 is: 31,447.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,693.47 : 56,156.33 = 22,788.32 : x
  2. Step 2: Convert to fraction form
    40,693.47/56,156.33 = 22,788.32/x
  3. Step 3: Cross multiply
    40,693.47x = 56,156.33 × 22,788.32
  4. Step 4: Simplify right side
    40,693.47x = 1,279,708,418.07
  5. Step 5: Solve for x
    x = 1,279,708,418.07/40,693.47
  6. Step 6: Final answer
    x = 31,447.51

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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.