Home / 40,904.84-61,348.08-15,936.32

Finding the Fourth Proportional to 40,904.84, 61,348.08 and 15,936.32

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Solution

The fourth proportional to 40,904.84, 61,348.08 and 15,936.32 is: 23,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.84 : 61,348.08 = 15,936.32 : x
  2. Step 2: Convert to fraction form
    40,904.84/61,348.08 = 15,936.32/x
  3. Step 3: Cross multiply
    40,904.84x = 61,348.08 × 15,936.32
  4. Step 4: Simplify right side
    40,904.84x = 977,662,634.27
  5. Step 5: Solve for x
    x = 977,662,634.27/40,904.84
  6. Step 6: Final answer
    x = 23,900.90

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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.