Home / 55,646.77-83,469.40-13,526.73

Finding the Fourth Proportional to 55,646.77, 83,469.40 and 13,526.73

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Solution

The fourth proportional to 55,646.77, 83,469.40 and 13,526.73 is: 20,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646.77 : 83,469.40 = 13,526.73 : x
  2. Step 2: Convert to fraction form
    55,646.77/83,469.40 = 13,526.73/x
  3. Step 3: Cross multiply
    55,646.77x = 83,469.40 × 13,526.73
  4. Step 4: Simplify right side
    55,646.77x = 1,129,068,037.06
  5. Step 5: Solve for x
    x = 1,129,068,037.06/55,646.77
  6. Step 6: Final answer
    x = 20,289.91

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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.