Home / 18,373.07-27,561.87-5,226.47

Finding the Fourth Proportional to 18,373.07, 27,561.87 and 5,226.47

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Solution

The fourth proportional to 18,373.07, 27,561.87 and 5,226.47 is: 7,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.07 : 27,561.87 = 5,226.47 : x
  2. Step 2: Convert to fraction form
    18,373.07/27,561.87 = 5,226.47/x
  3. Step 3: Cross multiply
    18,373.07x = 27,561.87 × 5,226.47
  4. Step 4: Simplify right side
    18,373.07x = 144,051,148.89
  5. Step 5: Solve for x
    x = 144,051,148.89/18,373.07
  6. Step 6: Final answer
    x = 7,840.34

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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.