Home / 17,984.61-26,981.01-5,505.62

Finding the Fourth Proportional to 17,984.61, 26,981.01 and 5,505.62

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Solution

The fourth proportional to 17,984.61, 26,981.01 and 5,505.62 is: 8,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,984.61 : 26,981.01 = 5,505.62 : x
  2. Step 2: Convert to fraction form
    17,984.61/26,981.01 = 5,505.62/x
  3. Step 3: Cross multiply
    17,984.61x = 26,981.01 × 5,505.62
  4. Step 4: Simplify right side
    17,984.61x = 148,547,053.37
  5. Step 5: Solve for x
    x = 148,547,053.37/17,984.61
  6. Step 6: Final answer
    x = 8,259.68

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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.