Home / 34,371.32-51,554.40-10,678.20

Finding the Fourth Proportional to 34,371.32, 51,554.40 and 10,678.20

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Solution

The fourth proportional to 34,371.32, 51,554.40 and 10,678.20 is: 16,016.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,371.32 : 51,554.40 = 10,678.20 : x
  2. Step 2: Convert to fraction form
    34,371.32/51,554.40 = 10,678.20/x
  3. Step 3: Cross multiply
    34,371.32x = 51,554.40 × 10,678.20
  4. Step 4: Simplify right side
    34,371.32x = 550,508,194.08
  5. Step 5: Solve for x
    x = 550,508,194.08/34,371.32
  6. Step 6: Final answer
    x = 16,016.50

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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.