Home / 18,280.06-25,226.37-9,896.50

Finding the Fourth Proportional to 18,280.06, 25,226.37 and 9,896.50

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Solution

The fourth proportional to 18,280.06, 25,226.37 and 9,896.50 is: 13,657.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.06 : 25,226.37 = 9,896.50 : x
  2. Step 2: Convert to fraction form
    18,280.06/25,226.37 = 9,896.50/x
  3. Step 3: Cross multiply
    18,280.06x = 25,226.37 × 9,896.50
  4. Step 4: Simplify right side
    18,280.06x = 249,652,770.71
  5. Step 5: Solve for x
    x = 249,652,770.71/18,280.06
  6. Step 6: Final answer
    x = 13,657.11

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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.