Home / 35,213.69-52,809.38-11,515.76

Finding the Fourth Proportional to 35,213.69, 52,809.38 and 11,515.76

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Solution

The fourth proportional to 35,213.69, 52,809.38 and 11,515.76 is: 17,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,213.69 : 52,809.38 = 11,515.76 : x
  2. Step 2: Convert to fraction form
    35,213.69/52,809.38 = 11,515.76/x
  3. Step 3: Cross multiply
    35,213.69x = 52,809.38 × 11,515.76
  4. Step 4: Simplify right side
    35,213.69x = 608,140,145.83
  5. Step 5: Solve for x
    x = 608,140,145.83/35,213.69
  6. Step 6: Final answer
    x = 17,269.99

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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.