Home / 40,697.10-56,159.33-22,788

Finding the Fourth Proportional to 40,697.10, 56,159.33 and 22,788

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Solution

The fourth proportional to 40,697.10, 56,159.33 and 22,788 is: 31,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.10 : 56,159.33 = 22,788 : x
  2. Step 2: Convert to fraction form
    40,697.10/56,159.33 = 22,788/x
  3. Step 3: Cross multiply
    40,697.10x = 56,159.33 × 22,788
  4. Step 4: Simplify right side
    40,697.10x = 1,279,758,698.10
  5. Step 5: Solve for x
    x = 1,279,758,698.10/40,697.10
  6. Step 6: Final answer
    x = 31,445.94

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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.