Home / 15,005.55-22,508.33-14,141.55

Finding the Fourth Proportional to 15,005.55, 22,508.33 and 14,141.55

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Solution

The fourth proportional to 15,005.55, 22,508.33 and 14,141.55 is: 21,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.55 : 22,508.33 = 14,141.55 : x
  2. Step 2: Convert to fraction form
    15,005.55/22,508.33 = 14,141.55/x
  3. Step 3: Cross multiply
    15,005.55x = 22,508.33 × 14,141.55
  4. Step 4: Simplify right side
    15,005.55x = 318,302,603.40
  5. Step 5: Solve for x
    x = 318,302,603.40/15,005.55
  6. Step 6: Final answer
    x = 21,212.33

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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.