Home / 19,007.67-26,230.12-10,509.57

Finding the Fourth Proportional to 19,007.67, 26,230.12 and 10,509.57

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Solution

The fourth proportional to 19,007.67, 26,230.12 and 10,509.57 is: 14,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.67 : 26,230.12 = 10,509.57 : x
  2. Step 2: Convert to fraction form
    19,007.67/26,230.12 = 10,509.57/x
  3. Step 3: Cross multiply
    19,007.67x = 26,230.12 × 10,509.57
  4. Step 4: Simplify right side
    19,007.67x = 275,667,354.45
  5. Step 5: Solve for x
    x = 275,667,354.45/19,007.67
  6. Step 6: Final answer
    x = 14,502.95

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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.