Home / 17,022.72-23,488.64-10,307.20

Finding the Fourth Proportional to 17,022.72, 23,488.64 and 10,307.20

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Solution

The fourth proportional to 17,022.72, 23,488.64 and 10,307.20 is: 14,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.72 : 23,488.64 = 10,307.20 : x
  2. Step 2: Convert to fraction form
    17,022.72/23,488.64 = 10,307.20/x
  3. Step 3: Cross multiply
    17,022.72x = 23,488.64 × 10,307.20
  4. Step 4: Simplify right side
    17,022.72x = 242,102,110.21
  5. Step 5: Solve for x
    x = 242,102,110.21/17,022.72
  6. Step 6: Final answer
    x = 14,222.29

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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.