Home / 35,773.77-53,660.67-12,400.23

Finding the Fourth Proportional to 35,773.77, 53,660.67 and 12,400.23

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Solution

The fourth proportional to 35,773.77, 53,660.67 and 12,400.23 is: 18,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,773.77 : 53,660.67 = 12,400.23 : x
  2. Step 2: Convert to fraction form
    35,773.77/53,660.67 = 12,400.23/x
  3. Step 3: Cross multiply
    35,773.77x = 53,660.67 × 12,400.23
  4. Step 4: Simplify right side
    35,773.77x = 665,404,649.95
  5. Step 5: Solve for x
    x = 665,404,649.95/35,773.77
  6. Step 6: Final answer
    x = 18,600.35

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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.