Home / 19,007.49-26,229.56-10,509.08

Finding the Fourth Proportional to 19,007.49, 26,229.56 and 10,509.08

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Solution

The fourth proportional to 19,007.49, 26,229.56 and 10,509.08 is: 14,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.49 : 26,229.56 = 10,509.08 : x
  2. Step 2: Convert to fraction form
    19,007.49/26,229.56 = 10,509.08/x
  3. Step 3: Cross multiply
    19,007.49x = 26,229.56 × 10,509.08
  4. Step 4: Simplify right side
    19,007.49x = 275,648,413.26
  5. Step 5: Solve for x
    x = 275,648,413.26/19,007.49
  6. Step 6: Final answer
    x = 14,502.09

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Half scale
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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.