Home / 23,682.12-32,681.40-13,071.74

Finding the Fourth Proportional to 23,682.12, 32,681.40 and 13,071.74

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Solution

The fourth proportional to 23,682.12, 32,681.40 and 13,071.74 is: 18,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.12 : 32,681.40 = 13,071.74 : x
  2. Step 2: Convert to fraction form
    23,682.12/32,681.40 = 13,071.74/x
  3. Step 3: Cross multiply
    23,682.12x = 32,681.40 × 13,071.74
  4. Step 4: Simplify right side
    23,682.12x = 427,202,763.64
  5. Step 5: Solve for x
    x = 427,202,763.64/23,682.12
  6. Step 6: Final answer
    x = 18,039.04

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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.