Home / 31,117.01-46,670.93-11,390.97

Finding the Fourth Proportional to 31,117.01, 46,670.93 and 11,390.97

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Solution

The fourth proportional to 31,117.01, 46,670.93 and 11,390.97 is: 17,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,117.01 : 46,670.93 = 11,390.97 : x
  2. Step 2: Convert to fraction form
    31,117.01/46,670.93 = 11,390.97/x
  3. Step 3: Cross multiply
    31,117.01x = 46,670.93 × 11,390.97
  4. Step 4: Simplify right side
    31,117.01x = 531,627,106.55
  5. Step 5: Solve for x
    x = 531,627,106.55/31,117.01
  6. Step 6: Final answer
    x = 17,084.78

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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.