Home / 25,293.28-37,909.20-17,899.92

Finding the Fourth Proportional to 25,293.28, 37,909.20 and 17,899.92

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Solution

The fourth proportional to 25,293.28, 37,909.20 and 17,899.92 is: 26,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,293.28 : 37,909.20 = 17,899.92 : x
  2. Step 2: Convert to fraction form
    25,293.28/37,909.20 = 17,899.92/x
  3. Step 3: Cross multiply
    25,293.28x = 37,909.20 × 17,899.92
  4. Step 4: Simplify right side
    25,293.28x = 678,571,647.26
  5. Step 5: Solve for x
    x = 678,571,647.26/25,293.28
  6. Step 6: Final answer
    x = 26,828.14

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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.