Home / 38,947.70-58,421.52-9,365.52

Finding the Fourth Proportional to 38,947.70, 58,421.52 and 9,365.52

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Solution

The fourth proportional to 38,947.70, 58,421.52 and 9,365.52 is: 14,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947.70 : 58,421.52 = 9,365.52 : x
  2. Step 2: Convert to fraction form
    38,947.70/58,421.52 = 9,365.52/x
  3. Step 3: Cross multiply
    38,947.70x = 58,421.52 × 9,365.52
  4. Step 4: Simplify right side
    38,947.70x = 547,147,913.99
  5. Step 5: Solve for x
    x = 547,147,913.99/38,947.70
  6. Step 6: Final answer
    x = 14,048.27

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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.