Home / 23,753.18-32,779.14-13,142.36

Finding the Fourth Proportional to 23,753.18, 32,779.14 and 13,142.36

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Solution

The fourth proportional to 23,753.18, 32,779.14 and 13,142.36 is: 18,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,753.18 : 32,779.14 = 13,142.36 : x
  2. Step 2: Convert to fraction form
    23,753.18/32,779.14 = 13,142.36/x
  3. Step 3: Cross multiply
    23,753.18x = 32,779.14 × 13,142.36
  4. Step 4: Simplify right side
    23,753.18x = 430,795,258.37
  5. Step 5: Solve for x
    x = 430,795,258.37/23,753.18
  6. Step 6: Final answer
    x = 18,136.32

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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.