Home / 22,868.08-34,305.36-7,280.48

Finding the Fourth Proportional to 22,868.08, 34,305.36 and 7,280.48

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Solution

The fourth proportional to 22,868.08, 34,305.36 and 7,280.48 is: 10,921.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,868.08 : 34,305.36 = 7,280.48 : x
  2. Step 2: Convert to fraction form
    22,868.08/34,305.36 = 7,280.48/x
  3. Step 3: Cross multiply
    22,868.08x = 34,305.36 × 7,280.48
  4. Step 4: Simplify right side
    22,868.08x = 249,759,487.37
  5. Step 5: Solve for x
    x = 249,759,487.37/22,868.08
  6. Step 6: Final answer
    x = 10,921.75

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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.