Home / 23,316.80-32,177.79-12,707.08

Finding the Fourth Proportional to 23,316.80, 32,177.79 and 12,707.08

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Solution

The fourth proportional to 23,316.80, 32,177.79 and 12,707.08 is: 17,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.80 : 32,177.79 = 12,707.08 : x
  2. Step 2: Convert to fraction form
    23,316.80/32,177.79 = 12,707.08/x
  3. Step 3: Cross multiply
    23,316.80x = 32,177.79 × 12,707.08
  4. Step 4: Simplify right side
    23,316.80x = 408,885,671.31
  5. Step 5: Solve for x
    x = 408,885,671.31/23,316.80
  6. Step 6: Final answer
    x = 17,536.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.