Home / 35,519.30-53,269.70-10,553.48

Finding the Fourth Proportional to 35,519.30, 53,269.70 and 10,553.48

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Solution

The fourth proportional to 35,519.30, 53,269.70 and 10,553.48 is: 15,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,519.30 : 53,269.70 = 10,553.48 : x
  2. Step 2: Convert to fraction form
    35,519.30/53,269.70 = 10,553.48/x
  3. Step 3: Cross multiply
    35,519.30x = 53,269.70 × 10,553.48
  4. Step 4: Simplify right side
    35,519.30x = 562,180,713.56
  5. Step 5: Solve for x
    x = 562,180,713.56/35,519.30
  6. Step 6: Final answer
    x = 15,827.47

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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.