Home / 29,541.11-40,770.65-18,787.00

Finding the Fourth Proportional to 29,541.11, 40,770.65 and 18,787.00

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Solution

The fourth proportional to 29,541.11, 40,770.65 and 18,787.00 is: 25,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,541.11 : 40,770.65 = 18,787.00 : x
  2. Step 2: Convert to fraction form
    29,541.11/40,770.65 = 18,787.00/x
  3. Step 3: Cross multiply
    29,541.11x = 40,770.65 × 18,787.00
  4. Step 4: Simplify right side
    29,541.11x = 765,957,903.76
  5. Step 5: Solve for x
    x = 765,957,903.76/29,541.11
  6. Step 6: Final answer
    x = 25,928.54

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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.