Home / 13,289.73-19,925.28-5,890.17

Finding the Fourth Proportional to 13,289.73, 19,925.28 and 5,890.17

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Solution

The fourth proportional to 13,289.73, 19,925.28 and 5,890.17 is: 8,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.73 : 19,925.28 = 5,890.17 : x
  2. Step 2: Convert to fraction form
    13,289.73/19,925.28 = 5,890.17/x
  3. Step 3: Cross multiply
    13,289.73x = 19,925.28 × 5,890.17
  4. Step 4: Simplify right side
    13,289.73x = 117,363,286.50
  5. Step 5: Solve for x
    x = 117,363,286.50/13,289.73
  6. Step 6: Final answer
    x = 8,831.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.