Home / 25,564.76-35,280.14-13,923.76

Finding the Fourth Proportional to 25,564.76, 35,280.14 and 13,923.76

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Solution

The fourth proportional to 25,564.76, 35,280.14 and 13,923.76 is: 19,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.76 : 35,280.14 = 13,923.76 : x
  2. Step 2: Convert to fraction form
    25,564.76/35,280.14 = 13,923.76/x
  3. Step 3: Cross multiply
    25,564.76x = 35,280.14 × 13,923.76
  4. Step 4: Simplify right side
    25,564.76x = 491,232,202.13
  5. Step 5: Solve for x
    x = 491,232,202.13/25,564.76
  6. Step 6: Final answer
    x = 19,215.21

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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.