Home / 28,829.17-39,784.26-16,253.92

Finding the Fourth Proportional to 28,829.17, 39,784.26 and 16,253.92

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Solution

The fourth proportional to 28,829.17, 39,784.26 and 16,253.92 is: 22,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.17 : 39,784.26 = 16,253.92 : x
  2. Step 2: Convert to fraction form
    28,829.17/39,784.26 = 16,253.92/x
  3. Step 3: Cross multiply
    28,829.17x = 39,784.26 × 16,253.92
  4. Step 4: Simplify right side
    28,829.17x = 646,650,179.30
  5. Step 5: Solve for x
    x = 646,650,179.30/28,829.17
  6. Step 6: Final answer
    x = 22,430.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.