Home / 25,065.18-34,591.32-13,734.36

Finding the Fourth Proportional to 25,065.18, 34,591.32 and 13,734.36

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Solution

The fourth proportional to 25,065.18, 34,591.32 and 13,734.36 is: 18,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.18 : 34,591.32 = 13,734.36 : x
  2. Step 2: Convert to fraction form
    25,065.18/34,591.32 = 13,734.36/x
  3. Step 3: Cross multiply
    25,065.18x = 34,591.32 × 13,734.36
  4. Step 4: Simplify right side
    25,065.18x = 475,089,641.76
  5. Step 5: Solve for x
    x = 475,089,641.76/25,065.18
  6. Step 6: Final answer
    x = 18,954.17

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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.