Home / 31,277.60-46,919.48-9,091.17

Finding the Fourth Proportional to 31,277.60, 46,919.48 and 9,091.17

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Solution

The fourth proportional to 31,277.60, 46,919.48 and 9,091.17 is: 13,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.60 : 46,919.48 = 9,091.17 : x
  2. Step 2: Convert to fraction form
    31,277.60/46,919.48 = 9,091.17/x
  3. Step 3: Cross multiply
    31,277.60x = 46,919.48 × 9,091.17
  4. Step 4: Simplify right side
    31,277.60x = 426,552,968.99
  5. Step 5: Solve for x
    x = 426,552,968.99/31,277.60
  6. Step 6: Final answer
    x = 13,637.65

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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.