Home / 15,701.90-23,554.79-5,169.23

Finding the Fourth Proportional to 15,701.90, 23,554.79 and 5,169.23

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Solution

The fourth proportional to 15,701.90, 23,554.79 and 5,169.23 is: 7,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,701.90 : 23,554.79 = 5,169.23 : x
  2. Step 2: Convert to fraction form
    15,701.90/23,554.79 = 5,169.23/x
  3. Step 3: Cross multiply
    15,701.90x = 23,554.79 × 5,169.23
  4. Step 4: Simplify right side
    15,701.90x = 121,759,983.49
  5. Step 5: Solve for x
    x = 121,759,983.49/15,701.90
  6. Step 6: Final answer
    x = 7,754.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.