Home / 23,816.17-32,864.16-13,205.78

Finding the Fourth Proportional to 23,816.17, 32,864.16 and 13,205.78

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Solution

The fourth proportional to 23,816.17, 32,864.16 and 13,205.78 is: 18,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,816.17 : 32,864.16 = 13,205.78 : x
  2. Step 2: Convert to fraction form
    23,816.17/32,864.16 = 13,205.78/x
  3. Step 3: Cross multiply
    23,816.17x = 32,864.16 × 13,205.78
  4. Step 4: Simplify right side
    23,816.17x = 433,996,866.84
  5. Step 5: Solve for x
    x = 433,996,866.84/23,816.17
  6. Step 6: Final answer
    x = 18,222.78

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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.