Home / 35,393.64-48,842.38-20,295.15

Finding the Fourth Proportional to 35,393.64, 48,842.38 and 20,295.15

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Solution

The fourth proportional to 35,393.64, 48,842.38 and 20,295.15 is: 28,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.64 : 48,842.38 = 20,295.15 : x
  2. Step 2: Convert to fraction form
    35,393.64/48,842.38 = 20,295.15/x
  3. Step 3: Cross multiply
    35,393.64x = 48,842.38 × 20,295.15
  4. Step 4: Simplify right side
    35,393.64x = 991,263,428.46
  5. Step 5: Solve for x
    x = 991,263,428.46/35,393.64
  6. Step 6: Final answer
    x = 28,006.82

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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.