Home / 23,309.36-32,167.80-12,700.16

Finding the Fourth Proportional to 23,309.36, 32,167.80 and 12,700.16

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Solution

The fourth proportional to 23,309.36, 32,167.80 and 12,700.16 is: 17,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.36 : 32,167.80 = 12,700.16 : x
  2. Step 2: Convert to fraction form
    23,309.36/32,167.80 = 12,700.16/x
  3. Step 3: Cross multiply
    23,309.36x = 32,167.80 × 12,700.16
  4. Step 4: Simplify right side
    23,309.36x = 408,536,206.85
  5. Step 5: Solve for x
    x = 408,536,206.85/23,309.36
  6. Step 6: Final answer
    x = 17,526.70

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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.