Home / 25,353.68-38,025.66-9,769.28

Finding the Fourth Proportional to 25,353.68, 38,025.66 and 9,769.28

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Solution

The fourth proportional to 25,353.68, 38,025.66 and 9,769.28 is: 14,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.68 : 38,025.66 = 9,769.28 : x
  2. Step 2: Convert to fraction form
    25,353.68/38,025.66 = 9,769.28/x
  3. Step 3: Cross multiply
    25,353.68x = 38,025.66 × 9,769.28
  4. Step 4: Simplify right side
    25,353.68x = 371,483,319.72
  5. Step 5: Solve for x
    x = 371,483,319.72/25,353.68
  6. Step 6: Final answer
    x = 14,652.05

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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.