Home / 15,948.55-23,907.39-8,931.97

Finding the Fourth Proportional to 15,948.55, 23,907.39 and 8,931.97

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Solution

The fourth proportional to 15,948.55, 23,907.39 and 8,931.97 is: 13,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.55 : 23,907.39 = 8,931.97 : x
  2. Step 2: Convert to fraction form
    15,948.55/23,907.39 = 8,931.97/x
  3. Step 3: Cross multiply
    15,948.55x = 23,907.39 × 8,931.97
  4. Step 4: Simplify right side
    15,948.55x = 213,540,090.26
  5. Step 5: Solve for x
    x = 213,540,090.26/15,948.55
  6. Step 6: Final answer
    x = 13,389.31

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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.