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Finding the Fourth Proportional to 60,992.64, 91,496.34 and 21,541.68

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Solution

The fourth proportional to 60,992.64, 91,496.34 and 21,541.68 is: 32,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,992.64 : 91,496.34 = 21,541.68 : x
  2. Step 2: Convert to fraction form
    60,992.64/91,496.34 = 21,541.68/x
  3. Step 3: Cross multiply
    60,992.64x = 91,496.34 × 21,541.68
  4. Step 4: Simplify right side
    60,992.64x = 1,970,984,877.45
  5. Step 5: Solve for x
    x = 1,970,984,877.45/60,992.64
  6. Step 6: Final answer
    x = 32,315.13

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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.