Home / 42,410.52-63,615.76-12,827.68

Finding the Fourth Proportional to 42,410.52, 63,615.76 and 12,827.68

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Solution

The fourth proportional to 42,410.52, 63,615.76 and 12,827.68 is: 19,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,410.52 : 63,615.76 = 12,827.68 : x
  2. Step 2: Convert to fraction form
    42,410.52/63,615.76 = 12,827.68/x
  3. Step 3: Cross multiply
    42,410.52x = 63,615.76 × 12,827.68
  4. Step 4: Simplify right side
    42,410.52x = 816,042,612.24
  5. Step 5: Solve for x
    x = 816,042,612.24/42,410.52
  6. Step 6: Final answer
    x = 19,241.51

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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.