Home / 25,752.16-38,628.60-7,284.16

Finding the Fourth Proportional to 25,752.16, 38,628.60 and 7,284.16

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Solution

The fourth proportional to 25,752.16, 38,628.60 and 7,284.16 is: 10,926.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.16 : 38,628.60 = 7,284.16 : x
  2. Step 2: Convert to fraction form
    25,752.16/38,628.60 = 7,284.16/x
  3. Step 3: Cross multiply
    25,752.16x = 38,628.60 × 7,284.16
  4. Step 4: Simplify right side
    25,752.16x = 281,376,902.98
  5. Step 5: Solve for x
    x = 281,376,902.98/25,752.16
  6. Step 6: Final answer
    x = 10,926.34

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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.