Home / 40,332.04-55,652.16-22,427.20

Finding the Fourth Proportional to 40,332.04, 55,652.16 and 22,427.20

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Solution

The fourth proportional to 40,332.04, 55,652.16 and 22,427.20 is: 30,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,332.04 : 55,652.16 = 22,427.20 : x
  2. Step 2: Convert to fraction form
    40,332.04/55,652.16 = 22,427.20/x
  3. Step 3: Cross multiply
    40,332.04x = 55,652.16 × 22,427.20
  4. Step 4: Simplify right side
    40,332.04x = 1,248,122,122.75
  5. Step 5: Solve for x
    x = 1,248,122,122.75/40,332.04
  6. Step 6: Final answer
    x = 30,946.17

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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.