Home / 25,328.25-34,950.06-15,769.62

Finding the Fourth Proportional to 25,328.25, 34,950.06 and 15,769.62

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Solution

The fourth proportional to 25,328.25, 34,950.06 and 15,769.62 is: 21,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.25 : 34,950.06 = 15,769.62 : x
  2. Step 2: Convert to fraction form
    25,328.25/34,950.06 = 15,769.62/x
  3. Step 3: Cross multiply
    25,328.25x = 34,950.06 × 15,769.62
  4. Step 4: Simplify right side
    25,328.25x = 551,149,165.18
  5. Step 5: Solve for x
    x = 551,149,165.18/25,328.25
  6. Step 6: Final answer
    x = 21,760.25

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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.