Home / 23,421.54-32,321.59-13,350.41

Finding the Fourth Proportional to 23,421.54, 32,321.59 and 13,350.41

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Solution

The fourth proportional to 23,421.54, 32,321.59 and 13,350.41 is: 18,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421.54 : 32,321.59 = 13,350.41 : x
  2. Step 2: Convert to fraction form
    23,421.54/32,321.59 = 13,350.41/x
  3. Step 3: Cross multiply
    23,421.54x = 32,321.59 × 13,350.41
  4. Step 4: Simplify right side
    23,421.54x = 431,506,478.35
  5. Step 5: Solve for x
    x = 431,506,478.35/23,421.54
  6. Step 6: Final answer
    x = 18,423.49

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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.