Home / 15,846.35-21,841.85-11,248.71

Finding the Fourth Proportional to 15,846.35, 21,841.85 and 11,248.71

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Solution

The fourth proportional to 15,846.35, 21,841.85 and 11,248.71 is: 15,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,846.35 : 21,841.85 = 11,248.71 : x
  2. Step 2: Convert to fraction form
    15,846.35/21,841.85 = 11,248.71/x
  3. Step 3: Cross multiply
    15,846.35x = 21,841.85 × 11,248.71
  4. Step 4: Simplify right side
    15,846.35x = 245,692,580.27
  5. Step 5: Solve for x
    x = 245,692,580.27/15,846.35
  6. Step 6: Final answer
    x = 15,504.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.