Home / 27,296.50-37,666.11-15,363.94

Finding the Fourth Proportional to 27,296.50, 37,666.11 and 15,363.94

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Solution

The fourth proportional to 27,296.50, 37,666.11 and 15,363.94 is: 21,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.50 : 37,666.11 = 15,363.94 : x
  2. Step 2: Convert to fraction form
    27,296.50/37,666.11 = 15,363.94/x
  3. Step 3: Cross multiply
    27,296.50x = 37,666.11 × 15,363.94
  4. Step 4: Simplify right side
    27,296.50x = 578,699,817.52
  5. Step 5: Solve for x
    x = 578,699,817.52/27,296.50
  6. Step 6: Final answer
    x = 21,200.52

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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.