Home / 48,799.09-67,343.27-28,656.22

Finding the Fourth Proportional to 48,799.09, 67,343.27 and 28,656.22

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Solution

The fourth proportional to 48,799.09, 67,343.27 and 28,656.22 is: 39,545.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,799.09 : 67,343.27 = 28,656.22 : x
  2. Step 2: Convert to fraction form
    48,799.09/67,343.27 = 28,656.22/x
  3. Step 3: Cross multiply
    48,799.09x = 67,343.27 × 28,656.22
  4. Step 4: Simplify right side
    48,799.09x = 1,929,803,560.64
  5. Step 5: Solve for x
    x = 1,929,803,560.64/48,799.09
  6. Step 6: Final answer
    x = 39,545.89

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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.