Home / 52,212.55-72,053.39-28,339.23

Finding the Fourth Proportional to 52,212.55, 72,053.39 and 28,339.23

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Solution

The fourth proportional to 52,212.55, 72,053.39 and 28,339.23 is: 39,108.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,212.55 : 72,053.39 = 28,339.23 : x
  2. Step 2: Convert to fraction form
    52,212.55/72,053.39 = 28,339.23/x
  3. Step 3: Cross multiply
    52,212.55x = 72,053.39 × 28,339.23
  4. Step 4: Simplify right side
    52,212.55x = 2,041,937,591.49
  5. Step 5: Solve for x
    x = 2,041,937,591.49/52,212.55
  6. Step 6: Final answer
    x = 39,108.18

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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.