Home / 25,583.55-35,287.25-14,975.30

Finding the Fourth Proportional to 25,583.55, 35,287.25 and 14,975.30

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Solution

The fourth proportional to 25,583.55, 35,287.25 and 14,975.30 is: 20,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.55 : 35,287.25 = 14,975.30 : x
  2. Step 2: Convert to fraction form
    25,583.55/35,287.25 = 14,975.30/x
  3. Step 3: Cross multiply
    25,583.55x = 35,287.25 × 14,975.30
  4. Step 4: Simplify right side
    25,583.55x = 528,436,903.61
  5. Step 5: Solve for x
    x = 528,436,903.61/25,583.55
  6. Step 6: Final answer
    x = 20,655.34

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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.