Home / 15,337.70-21,166.29-8,532.26

Finding the Fourth Proportional to 15,337.70, 21,166.29 and 8,532.26

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Solution

The fourth proportional to 15,337.70, 21,166.29 and 8,532.26 is: 11,774.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337.70 : 21,166.29 = 8,532.26 : x
  2. Step 2: Convert to fraction form
    15,337.70/21,166.29 = 8,532.26/x
  3. Step 3: Cross multiply
    15,337.70x = 21,166.29 × 8,532.26
  4. Step 4: Simplify right side
    15,337.70x = 180,596,351.45
  5. Step 5: Solve for x
    x = 180,596,351.45/15,337.70
  6. Step 6: Final answer
    x = 11,774.67

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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.