Home / 52,645.49-72,650.66-28,772.34

Finding the Fourth Proportional to 52,645.49, 72,650.66 and 28,772.34

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Solution

The fourth proportional to 52,645.49, 72,650.66 and 28,772.34 is: 39,705.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,645.49 : 72,650.66 = 28,772.34 : x
  2. Step 2: Convert to fraction form
    52,645.49/72,650.66 = 28,772.34/x
  3. Step 3: Cross multiply
    52,645.49x = 72,650.66 × 28,772.34
  4. Step 4: Simplify right side
    52,645.49x = 2,090,329,400.16
  5. Step 5: Solve for x
    x = 2,090,329,400.16/52,645.49
  6. Step 6: Final answer
    x = 39,705.76

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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.