Home / 19,484.75-26,891.59-10,988.62

Finding the Fourth Proportional to 19,484.75, 26,891.59 and 10,988.62

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Solution

The fourth proportional to 19,484.75, 26,891.59 and 10,988.62 is: 15,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.75 : 26,891.59 = 10,988.62 : x
  2. Step 2: Convert to fraction form
    19,484.75/26,891.59 = 10,988.62/x
  3. Step 3: Cross multiply
    19,484.75x = 26,891.59 × 10,988.62
  4. Step 4: Simplify right side
    19,484.75x = 295,501,463.71
  5. Step 5: Solve for x
    x = 295,501,463.71/19,484.75
  6. Step 6: Final answer
    x = 15,165.78

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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.