Home / 19,139.06-26,410.65-10,753.94

Finding the Fourth Proportional to 19,139.06, 26,410.65 and 10,753.94

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Solution

The fourth proportional to 19,139.06, 26,410.65 and 10,753.94 is: 14,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139.06 : 26,410.65 = 10,753.94 : x
  2. Step 2: Convert to fraction form
    19,139.06/26,410.65 = 10,753.94/x
  3. Step 3: Cross multiply
    19,139.06x = 26,410.65 × 10,753.94
  4. Step 4: Simplify right side
    19,139.06x = 284,018,545.46
  5. Step 5: Solve for x
    x = 284,018,545.46/19,139.06
  6. Step 6: Final answer
    x = 14,839.73

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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.