Home / 28,862.93-43,302.60-11,101.76

Finding the Fourth Proportional to 28,862.93, 43,302.60 and 11,101.76

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Solution

The fourth proportional to 28,862.93, 43,302.60 and 11,101.76 is: 16,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.93 : 43,302.60 = 11,101.76 : x
  2. Step 2: Convert to fraction form
    28,862.93/43,302.60 = 11,101.76/x
  3. Step 3: Cross multiply
    28,862.93x = 43,302.60 × 11,101.76
  4. Step 4: Simplify right side
    28,862.93x = 480,735,018.45
  5. Step 5: Solve for x
    x = 480,735,018.45/28,862.93
  6. Step 6: Final answer
    x = 16,655.79

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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.