Home / 52,427.45-72,350.75-28,554.59

Finding the Fourth Proportional to 52,427.45, 72,350.75 and 28,554.59

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Solution

The fourth proportional to 52,427.45, 72,350.75 and 28,554.59 is: 39,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,427.45 : 72,350.75 = 28,554.59 : x
  2. Step 2: Convert to fraction form
    52,427.45/72,350.75 = 28,554.59/x
  3. Step 3: Cross multiply
    52,427.45x = 72,350.75 × 28,554.59
  4. Step 4: Simplify right side
    52,427.45x = 2,065,946,002.44
  5. Step 5: Solve for x
    x = 2,065,946,002.44/52,427.45
  6. Step 6: Final answer
    x = 39,405.81

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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.