Home / 37,726.08-52,063.02-20,730.78

Finding the Fourth Proportional to 37,726.08, 52,063.02 and 20,730.78

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Solution

The fourth proportional to 37,726.08, 52,063.02 and 20,730.78 is: 28,609.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,726.08 : 52,063.02 = 20,730.78 : x
  2. Step 2: Convert to fraction form
    37,726.08/52,063.02 = 20,730.78/x
  3. Step 3: Cross multiply
    37,726.08x = 52,063.02 × 20,730.78
  4. Step 4: Simplify right side
    37,726.08x = 1,079,307,013.76
  5. Step 5: Solve for x
    x = 1,079,307,013.76/37,726.08
  6. Step 6: Final answer
    x = 28,609.04

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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.