Home / 35,448.76-48,926.36-20,351.62

Finding the Fourth Proportional to 35,448.76, 48,926.36 and 20,351.62

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Solution

The fourth proportional to 35,448.76, 48,926.36 and 20,351.62 is: 28,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,448.76 : 48,926.36 = 20,351.62 : x
  2. Step 2: Convert to fraction form
    35,448.76/48,926.36 = 20,351.62/x
  3. Step 3: Cross multiply
    35,448.76x = 48,926.36 × 20,351.62
  4. Step 4: Simplify right side
    35,448.76x = 995,730,686.70
  5. Step 5: Solve for x
    x = 995,730,686.70/35,448.76
  6. Step 6: Final answer
    x = 28,089.30

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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.