Home / 26,026.07-39,039.42-9,159.58

Finding the Fourth Proportional to 26,026.07, 39,039.42 and 9,159.58

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Solution

The fourth proportional to 26,026.07, 39,039.42 and 9,159.58 is: 13,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,026.07 : 39,039.42 = 9,159.58 : x
  2. Step 2: Convert to fraction form
    26,026.07/39,039.42 = 9,159.58/x
  3. Step 3: Cross multiply
    26,026.07x = 39,039.42 × 9,159.58
  4. Step 4: Simplify right side
    26,026.07x = 357,584,773.79
  5. Step 5: Solve for x
    x = 357,584,773.79/26,026.07
  6. Step 6: Final answer
    x = 13,739.49

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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.