Home / 19,282.84-28,925.26-5,432.92

Finding the Fourth Proportional to 19,282.84, 28,925.26 and 5,432.92

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Solution

The fourth proportional to 19,282.84, 28,925.26 and 5,432.92 is: 8,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.84 : 28,925.26 = 5,432.92 : x
  2. Step 2: Convert to fraction form
    19,282.84/28,925.26 = 5,432.92/x
  3. Step 3: Cross multiply
    19,282.84x = 28,925.26 × 5,432.92
  4. Step 4: Simplify right side
    19,282.84x = 157,148,623.56
  5. Step 5: Solve for x
    x = 157,148,623.56/19,282.84
  6. Step 6: Final answer
    x = 8,149.66

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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.