Home / 19,044-26,280.72-10,660.68

Finding the Fourth Proportional to 19,044, 26,280.72 and 10,660.68

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Solution

The fourth proportional to 19,044, 26,280.72 and 10,660.68 is: 14,711.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044 : 26,280.72 = 10,660.68 : x
  2. Step 2: Convert to fraction form
    19,044/26,280.72 = 10,660.68/x
  3. Step 3: Cross multiply
    19,044x = 26,280.72 × 10,660.68
  4. Step 4: Simplify right side
    19,044x = 280,170,346.09
  5. Step 5: Solve for x
    x = 280,170,346.09/19,044
  6. Step 6: Final answer
    x = 14,711.74

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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.