Home / 12,925.74-19,376.28-4,154.49

Finding the Fourth Proportional to 12,925.74, 19,376.28 and 4,154.49

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Solution

The fourth proportional to 12,925.74, 19,376.28 and 4,154.49 is: 6,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.74 : 19,376.28 = 4,154.49 : x
  2. Step 2: Convert to fraction form
    12,925.74/19,376.28 = 4,154.49/x
  3. Step 3: Cross multiply
    12,925.74x = 19,376.28 × 4,154.49
  4. Step 4: Simplify right side
    12,925.74x = 80,498,561.50
  5. Step 5: Solve for x
    x = 80,498,561.50/12,925.74
  6. Step 6: Final answer
    x = 6,227.77

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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.