Home / 25,052.07-34,572.38-13,722.05

Finding the Fourth Proportional to 25,052.07, 34,572.38 and 13,722.05

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Solution

The fourth proportional to 25,052.07, 34,572.38 and 13,722.05 is: 18,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,052.07 : 34,572.38 = 13,722.05 : x
  2. Step 2: Convert to fraction form
    25,052.07/34,572.38 = 13,722.05/x
  3. Step 3: Cross multiply
    25,052.07x = 34,572.38 × 13,722.05
  4. Step 4: Simplify right side
    25,052.07x = 474,403,685.51
  5. Step 5: Solve for x
    x = 474,403,685.51/25,052.07
  6. Step 6: Final answer
    x = 18,936.71

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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.