Home / 19,288.48-26,618.34-10,904.80

Finding the Fourth Proportional to 19,288.48, 26,618.34 and 10,904.80

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Solution

The fourth proportional to 19,288.48, 26,618.34 and 10,904.80 is: 15,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.48 : 26,618.34 = 10,904.80 : x
  2. Step 2: Convert to fraction form
    19,288.48/26,618.34 = 10,904.80/x
  3. Step 3: Cross multiply
    19,288.48x = 26,618.34 × 10,904.80
  4. Step 4: Simplify right side
    19,288.48x = 290,267,674.03
  5. Step 5: Solve for x
    x = 290,267,674.03/19,288.48
  6. Step 6: Final answer
    x = 15,048.76

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Double scale
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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.