Home / 40,095.95-55,330.71-22,189.28

Finding the Fourth Proportional to 40,095.95, 55,330.71 and 22,189.28

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Solution

The fourth proportional to 40,095.95, 55,330.71 and 22,189.28 is: 30,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,095.95 : 55,330.71 = 22,189.28 : x
  2. Step 2: Convert to fraction form
    40,095.95/55,330.71 = 22,189.28/x
  3. Step 3: Cross multiply
    40,095.95x = 55,330.71 × 22,189.28
  4. Step 4: Simplify right side
    40,095.95x = 1,227,748,616.79
  5. Step 5: Solve for x
    x = 1,227,748,616.79/40,095.95
  6. Step 6: Final answer
    x = 30,620.27

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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.