Home / 23,009.78-31,675.14-17,030.18

Finding the Fourth Proportional to 23,009.78, 31,675.14 and 17,030.18

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Solution

The fourth proportional to 23,009.78, 31,675.14 and 17,030.18 is: 23,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,009.78 : 31,675.14 = 17,030.18 : x
  2. Step 2: Convert to fraction form
    23,009.78/31,675.14 = 17,030.18/x
  3. Step 3: Cross multiply
    23,009.78x = 31,675.14 × 17,030.18
  4. Step 4: Simplify right side
    23,009.78x = 539,433,335.73
  5. Step 5: Solve for x
    x = 539,433,335.73/23,009.78
  6. Step 6: Final answer
    x = 23,443.65

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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.