Home / 40,722.54-56,203.04-22,818.76

Finding the Fourth Proportional to 40,722.54, 56,203.04 and 22,818.76

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Solution

The fourth proportional to 40,722.54, 56,203.04 and 22,818.76 is: 31,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722.54 : 56,203.04 = 22,818.76 : x
  2. Step 2: Convert to fraction form
    40,722.54/56,203.04 = 22,818.76/x
  3. Step 3: Cross multiply
    40,722.54x = 56,203.04 × 22,818.76
  4. Step 4: Simplify right side
    40,722.54x = 1,282,483,681.03
  5. Step 5: Solve for x
    x = 1,282,483,681.03/40,722.54
  6. Step 6: Final answer
    x = 31,493.21

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Double scale
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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.