Home / 38,947.80-58,421.66-9,365.63

Finding the Fourth Proportional to 38,947.80, 58,421.66 and 9,365.63

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Solution

The fourth proportional to 38,947.80, 58,421.66 and 9,365.63 is: 14,048.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947.80 : 58,421.66 = 9,365.63 : x
  2. Step 2: Convert to fraction form
    38,947.80/58,421.66 = 9,365.63/x
  3. Step 3: Cross multiply
    38,947.80x = 58,421.66 × 9,365.63
  4. Step 4: Simplify right side
    38,947.80x = 547,155,382.85
  5. Step 5: Solve for x
    x = 547,155,382.85/38,947.80
  6. Step 6: Final answer
    x = 14,048.43

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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.