Home / 11,569.29-15,950.71-9,442.64

Finding the Fourth Proportional to 11,569.29, 15,950.71 and 9,442.64

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Solution

The fourth proportional to 11,569.29, 15,950.71 and 9,442.64 is: 13,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.29 : 15,950.71 = 9,442.64 : x
  2. Step 2: Convert to fraction form
    11,569.29/15,950.71 = 9,442.64/x
  3. Step 3: Cross multiply
    11,569.29x = 15,950.71 × 9,442.64
  4. Step 4: Simplify right side
    11,569.29x = 150,616,812.27
  5. Step 5: Solve for x
    x = 150,616,812.27/11,569.29
  6. Step 6: Final answer
    x = 13,018.67

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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.