Home / 19,122.72-26,389.15-10,509.04

Finding the Fourth Proportional to 19,122.72, 26,389.15 and 10,509.04

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Solution

The fourth proportional to 19,122.72, 26,389.15 and 10,509.04 is: 14,502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.72 : 26,389.15 = 10,509.04 : x
  2. Step 2: Convert to fraction form
    19,122.72/26,389.15 = 10,509.04/x
  3. Step 3: Cross multiply
    19,122.72x = 26,389.15 × 10,509.04
  4. Step 4: Simplify right side
    19,122.72x = 277,324,632.92
  5. Step 5: Solve for x
    x = 277,324,632.92/19,122.72
  6. Step 6: Final answer
    x = 14,502.36

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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.