Home / 19,008.34-26,230.37-10,509.79

Finding the Fourth Proportional to 19,008.34, 26,230.37 and 10,509.79

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Solution

The fourth proportional to 19,008.34, 26,230.37 and 10,509.79 is: 14,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.34 : 26,230.37 = 10,509.79 : x
  2. Step 2: Convert to fraction form
    19,008.34/26,230.37 = 10,509.79/x
  3. Step 3: Cross multiply
    19,008.34x = 26,230.37 × 10,509.79
  4. Step 4: Simplify right side
    19,008.34x = 275,675,709.91
  5. Step 5: Solve for x
    x = 275,675,709.91/19,008.34
  6. Step 6: Final answer
    x = 14,502.89

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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.