Home / 48,639.28-72,958.92-11,703.28

Finding the Fourth Proportional to 48,639.28, 72,958.92 and 11,703.28

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Solution

The fourth proportional to 48,639.28, 72,958.92 and 11,703.28 is: 17,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639.28 : 72,958.92 = 11,703.28 : x
  2. Step 2: Convert to fraction form
    48,639.28/72,958.92 = 11,703.28/x
  3. Step 3: Cross multiply
    48,639.28x = 72,958.92 × 11,703.28
  4. Step 4: Simplify right side
    48,639.28x = 853,858,669.26
  5. Step 5: Solve for x
    x = 853,858,669.26/48,639.28
  6. Step 6: Final answer
    x = 17,554.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.