Home / 40,320.42-55,637.88-22,412.58

Finding the Fourth Proportional to 40,320.42, 55,637.88 and 22,412.58

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Solution

The fourth proportional to 40,320.42, 55,637.88 and 22,412.58 is: 30,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320.42 : 55,637.88 = 22,412.58 : x
  2. Step 2: Convert to fraction form
    40,320.42/55,637.88 = 22,412.58/x
  3. Step 3: Cross multiply
    40,320.42x = 55,637.88 × 22,412.58
  4. Step 4: Simplify right side
    40,320.42x = 1,246,988,436.53
  5. Step 5: Solve for x
    x = 1,246,988,436.53/40,320.42
  6. Step 6: Final answer
    x = 30,926.97

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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.