Home / 30,101.61-41,545.08-19,522.02

Finding the Fourth Proportional to 30,101.61, 41,545.08 and 19,522.02

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Solution

The fourth proportional to 30,101.61, 41,545.08 and 19,522.02 is: 26,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,101.61 : 41,545.08 = 19,522.02 : x
  2. Step 2: Convert to fraction form
    30,101.61/41,545.08 = 19,522.02/x
  3. Step 3: Cross multiply
    30,101.61x = 41,545.08 × 19,522.02
  4. Step 4: Simplify right side
    30,101.61x = 811,043,882.66
  5. Step 5: Solve for x
    x = 811,043,882.66/30,101.61
  6. Step 6: Final answer
    x = 26,943.54

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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.