Home / 23,555.20-32,506.12-13,483.68

Finding the Fourth Proportional to 23,555.20, 32,506.12 and 13,483.68

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Solution

The fourth proportional to 23,555.20, 32,506.12 and 13,483.68 is: 18,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.20 : 32,506.12 = 13,483.68 : x
  2. Step 2: Convert to fraction form
    23,555.20/32,506.12 = 13,483.68/x
  3. Step 3: Cross multiply
    23,555.20x = 32,506.12 × 13,483.68
  4. Step 4: Simplify right side
    23,555.20x = 438,302,120.12
  5. Step 5: Solve for x
    x = 438,302,120.12/23,555.20
  6. Step 6: Final answer
    x = 18,607.45

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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.