Home / 19,078.88-26,325.12-10,580.66

Finding the Fourth Proportional to 19,078.88, 26,325.12 and 10,580.66

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Solution

The fourth proportional to 19,078.88, 26,325.12 and 10,580.66 is: 14,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.88 : 26,325.12 = 10,580.66 : x
  2. Step 2: Convert to fraction form
    19,078.88/26,325.12 = 10,580.66/x
  3. Step 3: Cross multiply
    19,078.88x = 26,325.12 × 10,580.66
  4. Step 4: Simplify right side
    19,078.88x = 278,537,144.18
  5. Step 5: Solve for x
    x = 278,537,144.18/19,078.88
  6. Step 6: Final answer
    x = 14,599.24

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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.