Home / 26,132.06-36,062.82-15,521.72

Finding the Fourth Proportional to 26,132.06, 36,062.82 and 15,521.72

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Solution

The fourth proportional to 26,132.06, 36,062.82 and 15,521.72 is: 21,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,132.06 : 36,062.82 = 15,521.72 : x
  2. Step 2: Convert to fraction form
    26,132.06/36,062.82 = 15,521.72/x
  3. Step 3: Cross multiply
    26,132.06x = 36,062.82 × 15,521.72
  4. Step 4: Simplify right side
    26,132.06x = 559,756,994.45
  5. Step 5: Solve for x
    x = 559,756,994.45/26,132.06
  6. Step 6: Final answer
    x = 21,420.32

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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.