Home / 28,134.19-42,180.27-17,038.18

Finding the Fourth Proportional to 28,134.19, 42,180.27 and 17,038.18

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Solution

The fourth proportional to 28,134.19, 42,180.27 and 17,038.18 is: 25,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,134.19 : 42,180.27 = 17,038.18 : x
  2. Step 2: Convert to fraction form
    28,134.19/42,180.27 = 17,038.18/x
  3. Step 3: Cross multiply
    28,134.19x = 42,180.27 × 17,038.18
  4. Step 4: Simplify right side
    28,134.19x = 718,675,032.71
  5. Step 5: Solve for x
    x = 718,675,032.71/28,134.19
  6. Step 6: Final answer
    x = 25,544.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.