Home / 23,752.96-32,779.31-13,142.81

Finding the Fourth Proportional to 23,752.96, 32,779.31 and 13,142.81

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Solution

The fourth proportional to 23,752.96, 32,779.31 and 13,142.81 is: 18,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,752.96 : 32,779.31 = 13,142.81 : x
  2. Step 2: Convert to fraction form
    23,752.96/32,779.31 = 13,142.81/x
  3. Step 3: Cross multiply
    23,752.96x = 32,779.31 × 13,142.81
  4. Step 4: Simplify right side
    23,752.96x = 430,812,243.26
  5. Step 5: Solve for x
    x = 430,812,243.26/23,752.96
  6. Step 6: Final answer
    x = 18,137.20

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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.