Home / 10,367.84-15,522.60-9,318.08

Finding the Fourth Proportional to 10,367.84, 15,522.60 and 9,318.08

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Solution

The fourth proportional to 10,367.84, 15,522.60 and 9,318.08 is: 13,950.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.84 : 15,522.60 = 9,318.08 : x
  2. Step 2: Convert to fraction form
    10,367.84/15,522.60 = 9,318.08/x
  3. Step 3: Cross multiply
    10,367.84x = 15,522.60 × 9,318.08
  4. Step 4: Simplify right side
    10,367.84x = 144,640,828.61
  5. Step 5: Solve for x
    x = 144,640,828.61/10,367.84
  6. Step 6: Final answer
    x = 13,950.91

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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.