Home / 17,983.69-24,820.70-11,275.07

Finding the Fourth Proportional to 17,983.69, 24,820.70 and 11,275.07

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Solution

The fourth proportional to 17,983.69, 24,820.70 and 11,275.07 is: 15,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.69 : 24,820.70 = 11,275.07 : x
  2. Step 2: Convert to fraction form
    17,983.69/24,820.70 = 11,275.07/x
  3. Step 3: Cross multiply
    17,983.69x = 24,820.70 × 11,275.07
  4. Step 4: Simplify right side
    17,983.69x = 279,854,949.47
  5. Step 5: Solve for x
    x = 279,854,949.47/17,983.69
  6. Step 6: Final answer
    x = 15,561.60

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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.