Home / 25,645.60-35,376.71-15,033.18

Finding the Fourth Proportional to 25,645.60, 35,376.71 and 15,033.18

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Solution

The fourth proportional to 25,645.60, 35,376.71 and 15,033.18 is: 20,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.60 : 35,376.71 = 15,033.18 : x
  2. Step 2: Convert to fraction form
    25,645.60/35,376.71 = 15,033.18/x
  3. Step 3: Cross multiply
    25,645.60x = 35,376.71 × 15,033.18
  4. Step 4: Simplify right side
    25,645.60x = 531,824,449.24
  5. Step 5: Solve for x
    x = 531,824,449.24/25,645.60
  6. Step 6: Final answer
    x = 20,737.45

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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.