Home / 40,954.35-61,434.32-13,925.69

Finding the Fourth Proportional to 40,954.35, 61,434.32 and 13,925.69

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Solution

The fourth proportional to 40,954.35, 61,434.32 and 13,925.69 is: 20,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954.35 : 61,434.32 = 13,925.69 : x
  2. Step 2: Convert to fraction form
    40,954.35/61,434.32 = 13,925.69/x
  3. Step 3: Cross multiply
    40,954.35x = 61,434.32 × 13,925.69
  4. Step 4: Simplify right side
    40,954.35x = 855,514,918.88
  5. Step 5: Solve for x
    x = 855,514,918.88/40,954.35
  6. Step 6: Final answer
    x = 20,889.48

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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.