Home / 49,020.24-67,636.12-28,875.56

Finding the Fourth Proportional to 49,020.24, 67,636.12 and 28,875.56

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Solution

The fourth proportional to 49,020.24, 67,636.12 and 28,875.56 is: 39,841.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020.24 : 67,636.12 = 28,875.56 : x
  2. Step 2: Convert to fraction form
    49,020.24/67,636.12 = 28,875.56/x
  3. Step 3: Cross multiply
    49,020.24x = 67,636.12 × 28,875.56
  4. Step 4: Simplify right side
    49,020.24x = 1,953,030,841.23
  5. Step 5: Solve for x
    x = 1,953,030,841.23/49,020.24
  6. Step 6: Final answer
    x = 39,841.32

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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.