Home / 25,036.75-34,550.43-13,706.11

Finding the Fourth Proportional to 25,036.75, 34,550.43 and 13,706.11

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Solution

The fourth proportional to 25,036.75, 34,550.43 and 13,706.11 is: 18,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,036.75 : 34,550.43 = 13,706.11 : x
  2. Step 2: Convert to fraction form
    25,036.75/34,550.43 = 13,706.11/x
  3. Step 3: Cross multiply
    25,036.75x = 34,550.43 × 13,706.11
  4. Step 4: Simplify right side
    25,036.75x = 473,551,994.13
  5. Step 5: Solve for x
    x = 473,551,994.13/25,036.75
  6. Step 6: Final answer
    x = 18,914.28

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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.