Home / 17,246.40-25,869.60-7,392.78

Finding the Fourth Proportional to 17,246.40, 25,869.60 and 7,392.78

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Solution

The fourth proportional to 17,246.40, 25,869.60 and 7,392.78 is: 11,089.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,246.40 : 25,869.60 = 7,392.78 : x
  2. Step 2: Convert to fraction form
    17,246.40/25,869.60 = 7,392.78/x
  3. Step 3: Cross multiply
    17,246.40x = 25,869.60 × 7,392.78
  4. Step 4: Simplify right side
    17,246.40x = 191,248,261.49
  5. Step 5: Solve for x
    x = 191,248,261.49/17,246.40
  6. Step 6: Final answer
    x = 11,089.17

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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.