Home / 26,210.12-39,287.48-17,869.46

Finding the Fourth Proportional to 26,210.12, 39,287.48 and 17,869.46

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Solution

The fourth proportional to 26,210.12, 39,287.48 and 17,869.46 is: 26,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,210.12 : 39,287.48 = 17,869.46 : x
  2. Step 2: Convert to fraction form
    26,210.12/39,287.48 = 17,869.46/x
  3. Step 3: Cross multiply
    26,210.12x = 39,287.48 × 17,869.46
  4. Step 4: Simplify right side
    26,210.12x = 702,045,766.58
  5. Step 5: Solve for x
    x = 702,045,766.58/26,210.12
  6. Step 6: Final answer
    x = 26,785.30

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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.