Home / 19,008.45-26,229.36-10,509.99

Finding the Fourth Proportional to 19,008.45, 26,229.36 and 10,509.99

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Solution

The fourth proportional to 19,008.45, 26,229.36 and 10,509.99 is: 14,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.45 : 26,229.36 = 10,509.99 : x
  2. Step 2: Convert to fraction form
    19,008.45/26,229.36 = 10,509.99/x
  3. Step 3: Cross multiply
    19,008.45x = 26,229.36 × 10,509.99
  4. Step 4: Simplify right side
    19,008.45x = 275,670,311.31
  5. Step 5: Solve for x
    x = 275,670,311.31/19,008.45
  6. Step 6: Final answer
    x = 14,502.51

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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.