Home / 12,925.49-19,375.91-4,154.24

Finding the Fourth Proportional to 12,925.49, 19,375.91 and 4,154.24

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Solution

The fourth proportional to 12,925.49, 19,375.91 and 4,154.24 is: 6,227.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.49 : 19,375.91 = 4,154.24 : x
  2. Step 2: Convert to fraction form
    12,925.49/19,375.91 = 4,154.24/x
  3. Step 3: Cross multiply
    12,925.49x = 19,375.91 × 4,154.24
  4. Step 4: Simplify right side
    12,925.49x = 80,492,062.71
  5. Step 5: Solve for x
    x = 80,492,062.71/12,925.49
  6. Step 6: Final answer
    x = 6,227.39

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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.