Home / 19,340.48-26,687.40-10,956.98

Finding the Fourth Proportional to 19,340.48, 26,687.40 and 10,956.98

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Solution

The fourth proportional to 19,340.48, 26,687.40 and 10,956.98 is: 15,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.48 : 26,687.40 = 10,956.98 : x
  2. Step 2: Convert to fraction form
    19,340.48/26,687.40 = 10,956.98/x
  3. Step 3: Cross multiply
    19,340.48x = 26,687.40 × 10,956.98
  4. Step 4: Simplify right side
    19,340.48x = 292,413,308.05
  5. Step 5: Solve for x
    x = 292,413,308.05/19,340.48
  6. Step 6: Final answer
    x = 15,119.24

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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.