Home / 23,682.78-32,681.43-13,071.42

Finding the Fourth Proportional to 23,682.78, 32,681.43 and 13,071.42

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Solution

The fourth proportional to 23,682.78, 32,681.43 and 13,071.42 is: 18,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.78 : 32,681.43 = 13,071.42 : x
  2. Step 2: Convert to fraction form
    23,682.78/32,681.43 = 13,071.42/x
  3. Step 3: Cross multiply
    23,682.78x = 32,681.43 × 13,071.42
  4. Step 4: Simplify right side
    23,682.78x = 427,192,697.73
  5. Step 5: Solve for x
    x = 427,192,697.73/23,682.78
  6. Step 6: Final answer
    x = 18,038.11

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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.