Home / 25,088.81-37,638.83-8,447.55

Finding the Fourth Proportional to 25,088.81, 37,638.83 and 8,447.55

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Solution

The fourth proportional to 25,088.81, 37,638.83 and 8,447.55 is: 12,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.81 : 37,638.83 = 8,447.55 : x
  2. Step 2: Convert to fraction form
    25,088.81/37,638.83 = 8,447.55/x
  3. Step 3: Cross multiply
    25,088.81x = 37,638.83 × 8,447.55
  4. Step 4: Simplify right side
    25,088.81x = 317,955,856.13
  5. Step 5: Solve for x
    x = 317,955,856.13/25,088.81
  6. Step 6: Final answer
    x = 12,673.22

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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.