Home / 19,285.98-26,750.99-18,774.17

Finding the Fourth Proportional to 19,285.98, 26,750.99 and 18,774.17

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Solution

The fourth proportional to 19,285.98, 26,750.99 and 18,774.17 is: 26,041.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.98 : 26,750.99 = 18,774.17 : x
  2. Step 2: Convert to fraction form
    19,285.98/26,750.99 = 18,774.17/x
  3. Step 3: Cross multiply
    19,285.98x = 26,750.99 × 18,774.17
  4. Step 4: Simplify right side
    19,285.98x = 502,227,406.30
  5. Step 5: Solve for x
    x = 502,227,406.30/19,285.98
  6. Step 6: Final answer
    x = 26,041.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.