Home / 16,177.78-22,323.51-9,104.02

Finding the Fourth Proportional to 16,177.78, 22,323.51 and 9,104.02

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Solution

The fourth proportional to 16,177.78, 22,323.51 and 9,104.02 is: 12,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,177.78 : 22,323.51 = 9,104.02 : x
  2. Step 2: Convert to fraction form
    16,177.78/22,323.51 = 9,104.02/x
  3. Step 3: Cross multiply
    16,177.78x = 22,323.51 × 9,104.02
  4. Step 4: Simplify right side
    16,177.78x = 203,233,681.51
  5. Step 5: Solve for x
    x = 203,233,681.51/16,177.78
  6. Step 6: Final answer
    x = 12,562.52

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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.