Home / 16,853.40-25,275.42-5,009.76

Finding the Fourth Proportional to 16,853.40, 25,275.42 and 5,009.76

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Solution

The fourth proportional to 16,853.40, 25,275.42 and 5,009.76 is: 7,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853.40 : 25,275.42 = 5,009.76 : x
  2. Step 2: Convert to fraction form
    16,853.40/25,275.42 = 5,009.76/x
  3. Step 3: Cross multiply
    16,853.40x = 25,275.42 × 5,009.76
  4. Step 4: Simplify right side
    16,853.40x = 126,623,788.10
  5. Step 5: Solve for x
    x = 126,623,788.10/16,853.40
  6. Step 6: Final answer
    x = 7,513.25

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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.