Home / 40,342.35-55,668.15-22,434.48

Finding the Fourth Proportional to 40,342.35, 55,668.15 and 22,434.48

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Solution

The fourth proportional to 40,342.35, 55,668.15 and 22,434.48 is: 30,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.35 : 55,668.15 = 22,434.48 : x
  2. Step 2: Convert to fraction form
    40,342.35/55,668.15 = 22,434.48/x
  3. Step 3: Cross multiply
    40,342.35x = 55,668.15 × 22,434.48
  4. Step 4: Simplify right side
    40,342.35x = 1,248,885,997.81
  5. Step 5: Solve for x
    x = 1,248,885,997.81/40,342.35
  6. Step 6: Final answer
    x = 30,957.20

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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.