Home / 19,394.46-26,767.40-11,437.56

Finding the Fourth Proportional to 19,394.46, 26,767.40 and 11,437.56

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Solution

The fourth proportional to 19,394.46, 26,767.40 and 11,437.56 is: 15,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.46 : 26,767.40 = 11,437.56 : x
  2. Step 2: Convert to fraction form
    19,394.46/26,767.40 = 11,437.56/x
  3. Step 3: Cross multiply
    19,394.46x = 26,767.40 × 11,437.56
  4. Step 4: Simplify right side
    19,394.46x = 306,153,686.36
  5. Step 5: Solve for x
    x = 306,153,686.36/19,394.46
  6. Step 6: Final answer
    x = 15,785.63

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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.