Home / 25,470.28-38,207.10-6,750.05

Finding the Fourth Proportional to 25,470.28, 38,207.10 and 6,750.05

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Solution

The fourth proportional to 25,470.28, 38,207.10 and 6,750.05 is: 10,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,470.28 : 38,207.10 = 6,750.05 : x
  2. Step 2: Convert to fraction form
    25,470.28/38,207.10 = 6,750.05/x
  3. Step 3: Cross multiply
    25,470.28x = 38,207.10 × 6,750.05
  4. Step 4: Simplify right side
    25,470.28x = 257,899,835.36
  5. Step 5: Solve for x
    x = 257,899,835.36/25,470.28
  6. Step 6: Final answer
    x = 10,125.52

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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.