Home / 17,897.05-24,704.56-15,369.01

Finding the Fourth Proportional to 17,897.05, 24,704.56 and 15,369.01

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Solution

The fourth proportional to 17,897.05, 24,704.56 and 15,369.01 is: 21,214.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.05 : 24,704.56 = 15,369.01 : x
  2. Step 2: Convert to fraction form
    17,897.05/24,704.56 = 15,369.01/x
  3. Step 3: Cross multiply
    17,897.05x = 24,704.56 × 15,369.01
  4. Step 4: Simplify right side
    17,897.05x = 379,684,587.14
  5. Step 5: Solve for x
    x = 379,684,587.14/17,897.05
  6. Step 6: Final answer
    x = 21,214.92

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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.