Home / 15,106.98-22,660.92-7,210.33

Finding the Fourth Proportional to 15,106.98, 22,660.92 and 7,210.33

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Solution

The fourth proportional to 15,106.98, 22,660.92 and 7,210.33 is: 10,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.98 : 22,660.92 = 7,210.33 : x
  2. Step 2: Convert to fraction form
    15,106.98/22,660.92 = 7,210.33/x
  3. Step 3: Cross multiply
    15,106.98x = 22,660.92 × 7,210.33
  4. Step 4: Simplify right side
    15,106.98x = 163,392,618.60
  5. Step 5: Solve for x
    x = 163,392,618.60/15,106.98
  6. Step 6: Final answer
    x = 10,815.70

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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.