Home / 35,188.80-48,552.73-20,841.47

Finding the Fourth Proportional to 35,188.80, 48,552.73 and 20,841.47

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Solution

The fourth proportional to 35,188.80, 48,552.73 and 20,841.47 is: 28,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.80 : 48,552.73 = 20,841.47 : x
  2. Step 2: Convert to fraction form
    35,188.80/48,552.73 = 20,841.47/x
  3. Step 3: Cross multiply
    35,188.80x = 48,552.73 × 20,841.47
  4. Step 4: Simplify right side
    35,188.80x = 1,011,910,265.71
  5. Step 5: Solve for x
    x = 1,011,910,265.71/35,188.80
  6. Step 6: Final answer
    x = 28,756.60

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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.