Home / 35,701.92-53,534.16-12,322.80

Finding the Fourth Proportional to 35,701.92, 53,534.16 and 12,322.80

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Solution

The fourth proportional to 35,701.92, 53,534.16 and 12,322.80 is: 18,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,701.92 : 53,534.16 = 12,322.80 : x
  2. Step 2: Convert to fraction form
    35,701.92/53,534.16 = 12,322.80/x
  3. Step 3: Cross multiply
    35,701.92x = 53,534.16 × 12,322.80
  4. Step 4: Simplify right side
    35,701.92x = 659,690,746.85
  5. Step 5: Solve for x
    x = 659,690,746.85/35,701.92
  6. Step 6: Final answer
    x = 18,477.74

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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.