Home / 16,918.19-23,347.72-9,262.00

Finding the Fourth Proportional to 16,918.19, 23,347.72 and 9,262.00

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Solution

The fourth proportional to 16,918.19, 23,347.72 and 9,262.00 is: 12,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.19 : 23,347.72 = 9,262.00 : x
  2. Step 2: Convert to fraction form
    16,918.19/23,347.72 = 9,262.00/x
  3. Step 3: Cross multiply
    16,918.19x = 23,347.72 × 9,262.00
  4. Step 4: Simplify right side
    16,918.19x = 216,246,465.90
  5. Step 5: Solve for x
    x = 216,246,465.90/16,918.19
  6. Step 6: Final answer
    x = 12,781.90

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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.