Home / 49,931.60-74,983.80-26,603.60

Finding the Fourth Proportional to 49,931.60, 74,983.80 and 26,603.60

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Solution

The fourth proportional to 49,931.60, 74,983.80 and 26,603.60 is: 39,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,931.60 : 74,983.80 = 26,603.60 : x
  2. Step 2: Convert to fraction form
    49,931.60/74,983.80 = 26,603.60/x
  3. Step 3: Cross multiply
    49,931.60x = 74,983.80 × 26,603.60
  4. Step 4: Simplify right side
    49,931.60x = 1,994,839,021.68
  5. Step 5: Solve for x
    x = 1,994,839,021.68/49,931.60
  6. Step 6: Final answer
    x = 39,951.43

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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.