Home / 36,458.74-54,688.38-13,085.38

Finding the Fourth Proportional to 36,458.74, 54,688.38 and 13,085.38

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Solution

The fourth proportional to 36,458.74, 54,688.38 and 13,085.38 is: 19,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.74 : 54,688.38 = 13,085.38 : x
  2. Step 2: Convert to fraction form
    36,458.74/54,688.38 = 13,085.38/x
  3. Step 3: Cross multiply
    36,458.74x = 54,688.38 × 13,085.38
  4. Step 4: Simplify right side
    36,458.74x = 715,618,233.88
  5. Step 5: Solve for x
    x = 715,618,233.88/36,458.74
  6. Step 6: Final answer
    x = 19,628.17

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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.