Home / 14,729.92-22,106.56-7,712.08

Finding the Fourth Proportional to 14,729.92, 22,106.56 and 7,712.08

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Solution

The fourth proportional to 14,729.92, 22,106.56 and 7,712.08 is: 11,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,729.92 : 22,106.56 = 7,712.08 : x
  2. Step 2: Convert to fraction form
    14,729.92/22,106.56 = 7,712.08/x
  3. Step 3: Cross multiply
    14,729.92x = 22,106.56 × 7,712.08
  4. Step 4: Simplify right side
    14,729.92x = 170,487,559.24
  5. Step 5: Solve for x
    x = 170,487,559.24/14,729.92
  6. Step 6: Final answer
    x = 11,574.24

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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.