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Finding the Fourth Proportional to 32,954.79, 49,421.95 and 11,892.10

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Solution

The fourth proportional to 32,954.79, 49,421.95 and 11,892.10 is: 17,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,954.79 : 49,421.95 = 11,892.10 : x
  2. Step 2: Convert to fraction form
    32,954.79/49,421.95 = 11,892.10/x
  3. Step 3: Cross multiply
    32,954.79x = 49,421.95 × 11,892.10
  4. Step 4: Simplify right side
    32,954.79x = 587,730,618.31
  5. Step 5: Solve for x
    x = 587,730,618.31/32,954.79
  6. Step 6: Final answer
    x = 17,834.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.