Home / 29,215.74-40,336.20-22,488.72

Finding the Fourth Proportional to 29,215.74, 40,336.20 and 22,488.72

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Solution

The fourth proportional to 29,215.74, 40,336.20 and 22,488.72 is: 31,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215.74 : 40,336.20 = 22,488.72 : x
  2. Step 2: Convert to fraction form
    29,215.74/40,336.20 = 22,488.72/x
  3. Step 3: Cross multiply
    29,215.74x = 40,336.20 × 22,488.72
  4. Step 4: Simplify right side
    29,215.74x = 907,109,507.66
  5. Step 5: Solve for x
    x = 907,109,507.66/29,215.74
  6. Step 6: Final answer
    x = 31,048.66

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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.