Home / 31,357.41-43,273.08-17,210.15

Finding the Fourth Proportional to 31,357.41, 43,273.08 and 17,210.15

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Solution

The fourth proportional to 31,357.41, 43,273.08 and 17,210.15 is: 23,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.41 : 43,273.08 = 17,210.15 : x
  2. Step 2: Convert to fraction form
    31,357.41/43,273.08 = 17,210.15/x
  3. Step 3: Cross multiply
    31,357.41x = 43,273.08 × 17,210.15
  4. Step 4: Simplify right side
    31,357.41x = 744,736,305.94
  5. Step 5: Solve for x
    x = 744,736,305.94/31,357.41
  6. Step 6: Final answer
    x = 23,749.93

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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.