Home / 38,347.32-52,911.23-22,428.70

Finding the Fourth Proportional to 38,347.32, 52,911.23 and 22,428.70

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Solution

The fourth proportional to 38,347.32, 52,911.23 and 22,428.70 is: 30,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347.32 : 52,911.23 = 22,428.70 : x
  2. Step 2: Convert to fraction form
    38,347.32/52,911.23 = 22,428.70/x
  3. Step 3: Cross multiply
    38,347.32x = 52,911.23 × 22,428.70
  4. Step 4: Simplify right side
    38,347.32x = 1,186,729,859.88
  5. Step 5: Solve for x
    x = 1,186,729,859.88/38,347.32
  6. Step 6: Final answer
    x = 30,946.88

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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.