Home / 26,036.35-35,920.00-15,132.68

Finding the Fourth Proportional to 26,036.35, 35,920.00 and 15,132.68

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Solution

The fourth proportional to 26,036.35, 35,920.00 and 15,132.68 is: 20,877.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,036.35 : 35,920.00 = 15,132.68 : x
  2. Step 2: Convert to fraction form
    26,036.35/35,920.00 = 15,132.68/x
  3. Step 3: Cross multiply
    26,036.35x = 35,920.00 × 15,132.68
  4. Step 4: Simplify right side
    26,036.35x = 543,565,788.17
  5. Step 5: Solve for x
    x = 543,565,788.17/26,036.35
  6. Step 6: Final answer
    x = 20,877.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.