Home / 16,656.47-22,987.23-9,486.68

Finding the Fourth Proportional to 16,656.47, 22,987.23 and 9,486.68

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Solution

The fourth proportional to 16,656.47, 22,987.23 and 9,486.68 is: 13,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.47 : 22,987.23 = 9,486.68 : x
  2. Step 2: Convert to fraction form
    16,656.47/22,987.23 = 9,486.68/x
  3. Step 3: Cross multiply
    16,656.47x = 22,987.23 × 9,486.68
  4. Step 4: Simplify right side
    16,656.47x = 218,072,552.56
  5. Step 5: Solve for x
    x = 218,072,552.56/16,656.47
  6. Step 6: Final answer
    x = 13,092.37

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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.