Home / 52,212.58-72,053.43-28,339.25

Finding the Fourth Proportional to 52,212.58, 72,053.43 and 28,339.25

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Solution

The fourth proportional to 52,212.58, 72,053.43 and 28,339.25 is: 39,108.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.58 : 72,053.43 = 28,339.25 : x
  2. Step 2: Convert to fraction form
    52,212.58/72,053.43 = 28,339.25/x
  3. Step 3: Cross multiply
    52,212.58x = 72,053.43 × 28,339.25
  4. Step 4: Simplify right side
    52,212.58x = 2,041,940,024.43
  5. Step 5: Solve for x
    x = 2,041,940,024.43/52,212.58
  6. Step 6: Final answer
    x = 39,108.20

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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.