Home / 48,341.61-66,722.85-28,208.43

Finding the Fourth Proportional to 48,341.61, 66,722.85 and 28,208.43

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Solution

The fourth proportional to 48,341.61, 66,722.85 and 28,208.43 is: 38,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,341.61 : 66,722.85 = 28,208.43 : x
  2. Step 2: Convert to fraction form
    48,341.61/66,722.85 = 28,208.43/x
  3. Step 3: Cross multiply
    48,341.61x = 66,722.85 × 28,208.43
  4. Step 4: Simplify right side
    48,341.61x = 1,882,146,843.63
  5. Step 5: Solve for x
    x = 1,882,146,843.63/48,341.61
  6. Step 6: Final answer
    x = 38,934.30

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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.