Home / 31,357.16-43,273.02-17,210.12

Finding the Fourth Proportional to 31,357.16, 43,273.02 and 17,210.12

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Solution

The fourth proportional to 31,357.16, 43,273.02 and 17,210.12 is: 23,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.16 : 43,273.02 = 17,210.12 : x
  2. Step 2: Convert to fraction form
    31,357.16/43,273.02 = 17,210.12/x
  3. Step 3: Cross multiply
    31,357.16x = 43,273.02 × 17,210.12
  4. Step 4: Simplify right side
    31,357.16x = 744,733,866.96
  5. Step 5: Solve for x
    x = 744,733,866.96/31,357.16
  6. Step 6: Final answer
    x = 23,750.04

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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.