Home / 17,845.50-24,625.54-9,886.98

Finding the Fourth Proportional to 17,845.50, 24,625.54 and 9,886.98

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Solution

The fourth proportional to 17,845.50, 24,625.54 and 9,886.98 is: 13,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.50 : 24,625.54 = 9,886.98 : x
  2. Step 2: Convert to fraction form
    17,845.50/24,625.54 = 9,886.98/x
  3. Step 3: Cross multiply
    17,845.50x = 24,625.54 × 9,886.98
  4. Step 4: Simplify right side
    17,845.50x = 243,472,221.47
  5. Step 5: Solve for x
    x = 243,472,221.47/17,845.50
  6. Step 6: Final answer
    x = 13,643.34

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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.