Home / 19,366.79-26,719.88-11,298.65

Finding the Fourth Proportional to 19,366.79, 26,719.88 and 11,298.65

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Solution

The fourth proportional to 19,366.79, 26,719.88 and 11,298.65 is: 15,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.79 : 26,719.88 = 11,298.65 : x
  2. Step 2: Convert to fraction form
    19,366.79/26,719.88 = 11,298.65/x
  3. Step 3: Cross multiply
    19,366.79x = 26,719.88 × 11,298.65
  4. Step 4: Simplify right side
    19,366.79x = 301,898,382.07
  5. Step 5: Solve for x
    x = 301,898,382.07/19,366.79
  6. Step 6: Final answer
    x = 15,588.46

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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.