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Finding the Fourth Proportional to 32,891.18, 45,389.84 and 17,783.84

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Solution

The fourth proportional to 32,891.18, 45,389.84 and 17,783.84 is: 24,541.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.18 : 45,389.84 = 17,783.84 : x
  2. Step 2: Convert to fraction form
    32,891.18/45,389.84 = 17,783.84/x
  3. Step 3: Cross multiply
    32,891.18x = 45,389.84 × 17,783.84
  4. Step 4: Simplify right side
    32,891.18x = 807,205,676.74
  5. Step 5: Solve for x
    x = 807,205,676.74/32,891.18
  6. Step 6: Final answer
    x = 24,541.71

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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.