Home / 23,339.40-32,207.12-13,266.45

Finding the Fourth Proportional to 23,339.40, 32,207.12 and 13,266.45

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Solution

The fourth proportional to 23,339.40, 32,207.12 and 13,266.45 is: 18,306.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.40 : 32,207.12 = 13,266.45 : x
  2. Step 2: Convert to fraction form
    23,339.40/32,207.12 = 13,266.45/x
  3. Step 3: Cross multiply
    23,339.40x = 32,207.12 × 13,266.45
  4. Step 4: Simplify right side
    23,339.40x = 427,274,080.79
  5. Step 5: Solve for x
    x = 427,274,080.79/23,339.40
  6. Step 6: Final answer
    x = 18,306.99

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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.