Home / 17,888.78-24,677.94-12,586.52

Finding the Fourth Proportional to 17,888.78, 24,677.94 and 12,586.52

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Solution

The fourth proportional to 17,888.78, 24,677.94 and 12,586.52 is: 17,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.78 : 24,677.94 = 12,586.52 : x
  2. Step 2: Convert to fraction form
    17,888.78/24,677.94 = 12,586.52/x
  3. Step 3: Cross multiply
    17,888.78x = 24,677.94 × 12,586.52
  4. Step 4: Simplify right side
    17,888.78x = 310,609,385.37
  5. Step 5: Solve for x
    x = 310,609,385.37/17,888.78
  6. Step 6: Final answer
    x = 17,363.36

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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.