Home / 44,648.45-66,975.91-13,486.13

Finding the Fourth Proportional to 44,648.45, 66,975.91 and 13,486.13

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Solution

The fourth proportional to 44,648.45, 66,975.91 and 13,486.13 is: 20,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,648.45 : 66,975.91 = 13,486.13 : x
  2. Step 2: Convert to fraction form
    44,648.45/66,975.91 = 13,486.13/x
  3. Step 3: Cross multiply
    44,648.45x = 66,975.91 × 13,486.13
  4. Step 4: Simplify right side
    44,648.45x = 903,245,426.82
  5. Step 5: Solve for x
    x = 903,245,426.82/44,648.45
  6. Step 6: Final answer
    x = 20,230.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.