Home / 15,570.33-23,359.97-7,675.21

Finding the Fourth Proportional to 15,570.33, 23,359.97 and 7,675.21

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Solution

The fourth proportional to 15,570.33, 23,359.97 and 7,675.21 is: 11,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.33 : 23,359.97 = 7,675.21 : x
  2. Step 2: Convert to fraction form
    15,570.33/23,359.97 = 7,675.21/x
  3. Step 3: Cross multiply
    15,570.33x = 23,359.97 × 7,675.21
  4. Step 4: Simplify right side
    15,570.33x = 179,292,675.34
  5. Step 5: Solve for x
    x = 179,292,675.34/15,570.33
  6. Step 6: Final answer
    x = 11,515.02

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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.