Home / 39,135.96-58,705.56-9,554.76

Finding the Fourth Proportional to 39,135.96, 58,705.56 and 9,554.76

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Solution

The fourth proportional to 39,135.96, 58,705.56 and 9,554.76 is: 14,332.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.96 : 58,705.56 = 9,554.76 : x
  2. Step 2: Convert to fraction form
    39,135.96/58,705.56 = 9,554.76/x
  3. Step 3: Cross multiply
    39,135.96x = 58,705.56 × 9,554.76
  4. Step 4: Simplify right side
    39,135.96x = 560,917,536.47
  5. Step 5: Solve for x
    x = 560,917,536.47/39,135.96
  6. Step 6: Final answer
    x = 14,332.54

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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.