Home / 23,779.90-32,816.28-13,169.54

Finding the Fourth Proportional to 23,779.90, 32,816.28 and 13,169.54

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Solution

The fourth proportional to 23,779.90, 32,816.28 and 13,169.54 is: 18,173.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,779.90 : 32,816.28 = 13,169.54 : x
  2. Step 2: Convert to fraction form
    23,779.90/32,816.28 = 13,169.54/x
  3. Step 3: Cross multiply
    23,779.90x = 32,816.28 × 13,169.54
  4. Step 4: Simplify right side
    23,779.90x = 432,175,312.11
  5. Step 5: Solve for x
    x = 432,175,312.11/23,779.90
  6. Step 6: Final answer
    x = 18,173.98

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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.