Home / 40,207.71-55,484.69-22,301.13

Finding the Fourth Proportional to 40,207.71, 55,484.69 and 22,301.13

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Solution

The fourth proportional to 40,207.71, 55,484.69 and 22,301.13 is: 30,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.71 : 55,484.69 = 22,301.13 : x
  2. Step 2: Convert to fraction form
    40,207.71/55,484.69 = 22,301.13/x
  3. Step 3: Cross multiply
    40,207.71x = 55,484.69 × 22,301.13
  4. Step 4: Simplify right side
    40,207.71x = 1,237,371,173.19
  5. Step 5: Solve for x
    x = 1,237,371,173.19/40,207.71
  6. Step 6: Final answer
    x = 30,774.48

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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.