Home / 53,486.26-73,812.10-31,998.16

Finding the Fourth Proportional to 53,486.26, 73,812.10 and 31,998.16

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Solution

The fourth proportional to 53,486.26, 73,812.10 and 31,998.16 is: 44,158.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,486.26 : 73,812.10 = 31,998.16 : x
  2. Step 2: Convert to fraction form
    53,486.26/73,812.10 = 31,998.16/x
  3. Step 3: Cross multiply
    53,486.26x = 73,812.10 × 31,998.16
  4. Step 4: Simplify right side
    53,486.26x = 2,361,851,385.74
  5. Step 5: Solve for x
    x = 2,361,851,385.74/53,486.26
  6. Step 6: Final answer
    x = 44,158.10

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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.