Home / 19,025.56-26,255.20-10,642.04

Finding the Fourth Proportional to 19,025.56, 26,255.20 and 10,642.04

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Solution

The fourth proportional to 19,025.56, 26,255.20 and 10,642.04 is: 14,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.56 : 26,255.20 = 10,642.04 : x
  2. Step 2: Convert to fraction form
    19,025.56/26,255.20 = 10,642.04/x
  3. Step 3: Cross multiply
    19,025.56x = 26,255.20 × 10,642.04
  4. Step 4: Simplify right side
    19,025.56x = 279,408,888.61
  5. Step 5: Solve for x
    x = 279,408,888.61/19,025.56
  6. Step 6: Final answer
    x = 14,685.97

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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.