Home / 15,240.98-22,858.35-4,148.42

Finding the Fourth Proportional to 15,240.98, 22,858.35 and 4,148.42

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Solution

The fourth proportional to 15,240.98, 22,858.35 and 4,148.42 is: 6,221.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.98 : 22,858.35 = 4,148.42 : x
  2. Step 2: Convert to fraction form
    15,240.98/22,858.35 = 4,148.42/x
  3. Step 3: Cross multiply
    15,240.98x = 22,858.35 × 4,148.42
  4. Step 4: Simplify right side
    15,240.98x = 94,826,036.31
  5. Step 5: Solve for x
    x = 94,826,036.31/15,240.98
  6. Step 6: Final answer
    x = 6,221.78

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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.