Home / 26,548.18-36,628.22-15,061.21

Finding the Fourth Proportional to 26,548.18, 36,628.22 and 15,061.21

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Solution

The fourth proportional to 26,548.18, 36,628.22 and 15,061.21 is: 20,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.18 : 36,628.22 = 15,061.21 : x
  2. Step 2: Convert to fraction form
    26,548.18/36,628.22 = 15,061.21/x
  3. Step 3: Cross multiply
    26,548.18x = 36,628.22 × 15,061.21
  4. Step 4: Simplify right side
    26,548.18x = 551,665,259.43
  5. Step 5: Solve for x
    x = 551,665,259.43/26,548.18
  6. Step 6: Final answer
    x = 20,779.78

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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.