Home / 17,280.32-25,969.23-10,261.55

Finding the Fourth Proportional to 17,280.32, 25,969.23 and 10,261.55

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Solution

The fourth proportional to 17,280.32, 25,969.23 and 10,261.55 is: 15,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.32 : 25,969.23 = 10,261.55 : x
  2. Step 2: Convert to fraction form
    17,280.32/25,969.23 = 10,261.55/x
  3. Step 3: Cross multiply
    17,280.32x = 25,969.23 × 10,261.55
  4. Step 4: Simplify right side
    17,280.32x = 266,484,552.11
  5. Step 5: Solve for x
    x = 266,484,552.11/17,280.32
  6. Step 6: Final answer
    x = 15,421.27

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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.