Home / 40,618.08-55,928.34-35,553.96

Finding the Fourth Proportional to 40,618.08, 55,928.34 and 35,553.96

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Solution

The fourth proportional to 40,618.08, 55,928.34 and 35,553.96 is: 48,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.08 : 55,928.34 = 35,553.96 : x
  2. Step 2: Convert to fraction form
    40,618.08/55,928.34 = 35,553.96/x
  3. Step 3: Cross multiply
    40,618.08x = 55,928.34 × 35,553.96
  4. Step 4: Simplify right side
    40,618.08x = 1,988,473,963.23
  5. Step 5: Solve for x
    x = 1,988,473,963.23/40,618.08
  6. Step 6: Final answer
    x = 48,955.39

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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.