Home / 19,083.52-26,307.39-13,401.10

Finding the Fourth Proportional to 19,083.52, 26,307.39 and 13,401.10

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Solution

The fourth proportional to 19,083.52, 26,307.39 and 13,401.10 is: 18,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.52 : 26,307.39 = 13,401.10 : x
  2. Step 2: Convert to fraction form
    19,083.52/26,307.39 = 13,401.10/x
  3. Step 3: Cross multiply
    19,083.52x = 26,307.39 × 13,401.10
  4. Step 4: Simplify right side
    19,083.52x = 352,547,964.13
  5. Step 5: Solve for x
    x = 352,547,964.13/19,083.52
  6. Step 6: Final answer
    x = 18,473.95

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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.