Home / 16,866.56-25,301.07-6,478.31

Finding the Fourth Proportional to 16,866.56, 25,301.07 and 6,478.31

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Solution

The fourth proportional to 16,866.56, 25,301.07 and 6,478.31 is: 9,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.56 : 25,301.07 = 6,478.31 : x
  2. Step 2: Convert to fraction form
    16,866.56/25,301.07 = 6,478.31/x
  3. Step 3: Cross multiply
    16,866.56x = 25,301.07 × 6,478.31
  4. Step 4: Simplify right side
    16,866.56x = 163,908,238.04
  5. Step 5: Solve for x
    x = 163,908,238.04/16,866.56
  6. Step 6: Final answer
    x = 9,717.94

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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.