Home / 35,151.15-48,509.88-20,041.38

Finding the Fourth Proportional to 35,151.15, 48,509.88 and 20,041.38

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Solution

The fourth proportional to 35,151.15, 48,509.88 and 20,041.38 is: 27,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,151.15 : 48,509.88 = 20,041.38 : x
  2. Step 2: Convert to fraction form
    35,151.15/48,509.88 = 20,041.38/x
  3. Step 3: Cross multiply
    35,151.15x = 48,509.88 × 20,041.38
  4. Step 4: Simplify right side
    35,151.15x = 972,204,938.83
  5. Step 5: Solve for x
    x = 972,204,938.83/35,151.15
  6. Step 6: Final answer
    x = 27,657.84

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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.