Home / 23,429.79-32,333.91-13,359.72

Finding the Fourth Proportional to 23,429.79, 32,333.91 and 13,359.72

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Solution

The fourth proportional to 23,429.79, 32,333.91 and 13,359.72 is: 18,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.79 : 32,333.91 = 13,359.72 : x
  2. Step 2: Convert to fraction form
    23,429.79/32,333.91 = 13,359.72/x
  3. Step 3: Cross multiply
    23,429.79x = 32,333.91 × 13,359.72
  4. Step 4: Simplify right side
    23,429.79x = 431,971,984.11
  5. Step 5: Solve for x
    x = 431,971,984.11/23,429.79
  6. Step 6: Final answer
    x = 18,436.87

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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.