Home / 26,089.95-36,004.23-15,479.34

Finding the Fourth Proportional to 26,089.95, 36,004.23 and 15,479.34

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Solution

The fourth proportional to 26,089.95, 36,004.23 and 15,479.34 is: 21,361.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089.95 : 36,004.23 = 15,479.34 : x
  2. Step 2: Convert to fraction form
    26,089.95/36,004.23 = 15,479.34/x
  3. Step 3: Cross multiply
    26,089.95x = 36,004.23 × 15,479.34
  4. Step 4: Simplify right side
    26,089.95x = 557,321,717.61
  5. Step 5: Solve for x
    x = 557,321,717.61/26,089.95
  6. Step 6: Final answer
    x = 21,361.55

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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.