Home / 44,838.16-67,220.48-21,134.12

Finding the Fourth Proportional to 44,838.16, 67,220.48 and 21,134.12

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Solution

The fourth proportional to 44,838.16, 67,220.48 and 21,134.12 is: 31,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,838.16 : 67,220.48 = 21,134.12 : x
  2. Step 2: Convert to fraction form
    44,838.16/67,220.48 = 21,134.12/x
  3. Step 3: Cross multiply
    44,838.16x = 67,220.48 × 21,134.12
  4. Step 4: Simplify right side
    44,838.16x = 1,420,645,407.51
  5. Step 5: Solve for x
    x = 1,420,645,407.51/44,838.16
  6. Step 6: Final answer
    x = 31,683.85

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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.