Home / 19,398.74-26,770.29-11,015.24

Finding the Fourth Proportional to 19,398.74, 26,770.29 and 11,015.24

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Solution

The fourth proportional to 19,398.74, 26,770.29 and 11,015.24 is: 15,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,398.74 : 26,770.29 = 11,015.24 : x
  2. Step 2: Convert to fraction form
    19,398.74/26,770.29 = 11,015.24/x
  3. Step 3: Cross multiply
    19,398.74x = 26,770.29 × 11,015.24
  4. Step 4: Simplify right side
    19,398.74x = 294,880,980.29
  5. Step 5: Solve for x
    x = 294,880,980.29/19,398.74
  6. Step 6: Final answer
    x = 15,201.04

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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.