Home / 15,925.40-23,888.10-8,052.20

Finding the Fourth Proportional to 15,925.40, 23,888.10 and 8,052.20

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Solution

The fourth proportional to 15,925.40, 23,888.10 and 8,052.20 is: 12,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.40 : 23,888.10 = 8,052.20 : x
  2. Step 2: Convert to fraction form
    15,925.40/23,888.10 = 8,052.20/x
  3. Step 3: Cross multiply
    15,925.40x = 23,888.10 × 8,052.20
  4. Step 4: Simplify right side
    15,925.40x = 192,351,758.82
  5. Step 5: Solve for x
    x = 192,351,758.82/15,925.40
  6. Step 6: Final answer
    x = 12,078.30

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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.