Home / 19,437.01-26,824.43-10,939.94

Finding the Fourth Proportional to 19,437.01, 26,824.43 and 10,939.94

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Solution

The fourth proportional to 19,437.01, 26,824.43 and 10,939.94 is: 15,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.01 : 26,824.43 = 10,939.94 : x
  2. Step 2: Convert to fraction form
    19,437.01/26,824.43 = 10,939.94/x
  3. Step 3: Cross multiply
    19,437.01x = 26,824.43 × 10,939.94
  4. Step 4: Simplify right side
    19,437.01x = 293,457,667.10
  5. Step 5: Solve for x
    x = 293,457,667.10/19,437.01
  6. Step 6: Final answer
    x = 15,097.88

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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.