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Finding the Fourth Proportional to 25,362.80, 34,928.60 and 24,820.08

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Solution

The fourth proportional to 25,362.80, 34,928.60 and 24,820.08 is: 34,181.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,362.80 : 34,928.60 = 24,820.08 : x
  2. Step 2: Convert to fraction form
    25,362.80/34,928.60 = 24,820.08/x
  3. Step 3: Cross multiply
    25,362.80x = 34,928.60 × 24,820.08
  4. Step 4: Simplify right side
    25,362.80x = 866,930,646.29
  5. Step 5: Solve for x
    x = 866,930,646.29/25,362.80
  6. Step 6: Final answer
    x = 34,181.19

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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.