Home / 40,805.76-56,312.97-22,902.13

Finding the Fourth Proportional to 40,805.76, 56,312.97 and 22,902.13

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Solution

The fourth proportional to 40,805.76, 56,312.97 and 22,902.13 is: 31,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,805.76 : 56,312.97 = 22,902.13 : x
  2. Step 2: Convert to fraction form
    40,805.76/56,312.97 = 22,902.13/x
  3. Step 3: Cross multiply
    40,805.76x = 56,312.97 × 22,902.13
  4. Step 4: Simplify right side
    40,805.76x = 1,289,686,678.06
  5. Step 5: Solve for x
    x = 1,289,686,678.06/40,805.76
  6. Step 6: Final answer
    x = 31,605.51

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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.