Home / 16,461.39-22,716.54-9,387.93

Finding the Fourth Proportional to 16,461.39, 22,716.54 and 9,387.93

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Solution

The fourth proportional to 16,461.39, 22,716.54 and 9,387.93 is: 12,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461.39 : 22,716.54 = 9,387.93 : x
  2. Step 2: Convert to fraction form
    16,461.39/22,716.54 = 9,387.93/x
  3. Step 3: Cross multiply
    16,461.39x = 22,716.54 × 9,387.93
  4. Step 4: Simplify right side
    16,461.39x = 213,261,287.36
  5. Step 5: Solve for x
    x = 213,261,287.36/16,461.39
  6. Step 6: Final answer
    x = 12,955.24

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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.