Home / 25,785.14-38,679.72-10,994.16

Finding the Fourth Proportional to 25,785.14, 38,679.72 and 10,994.16

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Solution

The fourth proportional to 25,785.14, 38,679.72 and 10,994.16 is: 16,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.14 : 38,679.72 = 10,994.16 : x
  2. Step 2: Convert to fraction form
    25,785.14/38,679.72 = 10,994.16/x
  3. Step 3: Cross multiply
    25,785.14x = 38,679.72 × 10,994.16
  4. Step 4: Simplify right side
    25,785.14x = 425,251,030.44
  5. Step 5: Solve for x
    x = 425,251,030.44/25,785.14
  6. Step 6: Final answer
    x = 16,492.10

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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.