Home / 17,866.84-24,657.75-9,911.63

Finding the Fourth Proportional to 17,866.84, 24,657.75 and 9,911.63

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Solution

The fourth proportional to 17,866.84, 24,657.75 and 9,911.63 is: 13,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866.84 : 24,657.75 = 9,911.63 : x
  2. Step 2: Convert to fraction form
    17,866.84/24,657.75 = 9,911.63/x
  3. Step 3: Cross multiply
    17,866.84x = 24,657.75 × 9,911.63
  4. Step 4: Simplify right side
    17,866.84x = 244,398,371.34
  5. Step 5: Solve for x
    x = 244,398,371.34/17,866.84
  6. Step 6: Final answer
    x = 13,678.88

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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.