Home / 35,650.10-53,487.30-10,690.76

Finding the Fourth Proportional to 35,650.10, 53,487.30 and 10,690.76

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Solution

The fourth proportional to 35,650.10, 53,487.30 and 10,690.76 is: 16,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,650.10 : 53,487.30 = 10,690.76 : x
  2. Step 2: Convert to fraction form
    35,650.10/53,487.30 = 10,690.76/x
  3. Step 3: Cross multiply
    35,650.10x = 53,487.30 × 10,690.76
  4. Step 4: Simplify right side
    35,650.10x = 571,819,887.35
  5. Step 5: Solve for x
    x = 571,819,887.35/35,650.10
  6. Step 6: Final answer
    x = 16,039.78

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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.