Home / 26,425.08-39,619.94-13,931.91

Finding the Fourth Proportional to 26,425.08, 39,619.94 and 13,931.91

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Solution

The fourth proportional to 26,425.08, 39,619.94 and 13,931.91 is: 20,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.08 : 39,619.94 = 13,931.91 : x
  2. Step 2: Convert to fraction form
    26,425.08/39,619.94 = 13,931.91/x
  3. Step 3: Cross multiply
    26,425.08x = 39,619.94 × 13,931.91
  4. Step 4: Simplify right side
    26,425.08x = 551,981,368.63
  5. Step 5: Solve for x
    x = 551,981,368.63/26,425.08
  6. Step 6: Final answer
    x = 20,888.54

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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.