Home / 23,700.96-32,706.76-12,945.44

Finding the Fourth Proportional to 23,700.96, 32,706.76 and 12,945.44

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Solution

The fourth proportional to 23,700.96, 32,706.76 and 12,945.44 is: 17,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,700.96 : 32,706.76 = 12,945.44 : x
  2. Step 2: Convert to fraction form
    23,700.96/32,706.76 = 12,945.44/x
  3. Step 3: Cross multiply
    23,700.96x = 32,706.76 × 12,945.44
  4. Step 4: Simplify right side
    23,700.96x = 423,403,399.17
  5. Step 5: Solve for x
    x = 423,403,399.17/23,700.96
  6. Step 6: Final answer
    x = 17,864.40

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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.