Home / 25,168.22-37,753.68-6,448.40

Finding the Fourth Proportional to 25,168.22, 37,753.68 and 6,448.40

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Solution

The fourth proportional to 25,168.22, 37,753.68 and 6,448.40 is: 9,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.22 : 37,753.68 = 6,448.40 : x
  2. Step 2: Convert to fraction form
    25,168.22/37,753.68 = 6,448.40/x
  3. Step 3: Cross multiply
    25,168.22x = 37,753.68 × 6,448.40
  4. Step 4: Simplify right side
    25,168.22x = 243,450,830.11
  5. Step 5: Solve for x
    x = 243,450,830.11/25,168.22
  6. Step 6: Final answer
    x = 9,672.95

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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.