Home / 17,384.80-26,076.12-5,538.28

Finding the Fourth Proportional to 17,384.80, 26,076.12 and 5,538.28

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Solution

The fourth proportional to 17,384.80, 26,076.12 and 5,538.28 is: 8,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.80 : 26,076.12 = 5,538.28 : x
  2. Step 2: Convert to fraction form
    17,384.80/26,076.12 = 5,538.28/x
  3. Step 3: Cross multiply
    17,384.80x = 26,076.12 × 5,538.28
  4. Step 4: Simplify right side
    17,384.80x = 144,416,853.87
  5. Step 5: Solve for x
    x = 144,416,853.87/17,384.80
  6. Step 6: Final answer
    x = 8,307.08

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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.