Home / 19,507.10-26,919.61-10,554.41

Finding the Fourth Proportional to 19,507.10, 26,919.61 and 10,554.41

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Solution

The fourth proportional to 19,507.10, 26,919.61 and 10,554.41 is: 14,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507.10 : 26,919.61 = 10,554.41 : x
  2. Step 2: Convert to fraction form
    19,507.10/26,919.61 = 10,554.41/x
  3. Step 3: Cross multiply
    19,507.10x = 26,919.61 × 10,554.41
  4. Step 4: Simplify right side
    19,507.10x = 284,120,490.47
  5. Step 5: Solve for x
    x = 284,120,490.47/19,507.10
  6. Step 6: Final answer
    x = 14,564.98

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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.