Home / 25,088.30-37,638.07-8,447.05

Finding the Fourth Proportional to 25,088.30, 37,638.07 and 8,447.05

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Solution

The fourth proportional to 25,088.30, 37,638.07 and 8,447.05 is: 12,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.30 : 37,638.07 = 8,447.05 : x
  2. Step 2: Convert to fraction form
    25,088.30/37,638.07 = 8,447.05/x
  3. Step 3: Cross multiply
    25,088.30x = 37,638.07 × 8,447.05
  4. Step 4: Simplify right side
    25,088.30x = 317,930,659.19
  5. Step 5: Solve for x
    x = 317,930,659.19/25,088.30
  6. Step 6: Final answer
    x = 12,672.47

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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.