Home / 38,347.29-52,919.46-22,428.63

Finding the Fourth Proportional to 38,347.29, 52,919.46 and 22,428.63

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Solution

The fourth proportional to 38,347.29, 52,919.46 and 22,428.63 is: 30,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347.29 : 52,919.46 = 22,428.63 : x
  2. Step 2: Convert to fraction form
    38,347.29/52,919.46 = 22,428.63/x
  3. Step 3: Cross multiply
    38,347.29x = 52,919.46 × 22,428.63
  4. Step 4: Simplify right side
    38,347.29x = 1,186,910,988.14
  5. Step 5: Solve for x
    x = 1,186,910,988.14/38,347.29
  6. Step 6: Final answer
    x = 30,951.63

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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.