Home / 27,299.48-37,667.58-15,363.32

Finding the Fourth Proportional to 27,299.48, 37,667.58 and 15,363.32

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Solution

The fourth proportional to 27,299.48, 37,667.58 and 15,363.32 is: 21,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299.48 : 37,667.58 = 15,363.32 : x
  2. Step 2: Convert to fraction form
    27,299.48/37,667.58 = 15,363.32/x
  3. Step 3: Cross multiply
    27,299.48x = 37,667.58 × 15,363.32
  4. Step 4: Simplify right side
    27,299.48x = 578,699,085.17
  5. Step 5: Solve for x
    x = 578,699,085.17/27,299.48
  6. Step 6: Final answer
    x = 21,198.17

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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.