Home / 37,721.25-56,529.27-28,350.30

Finding the Fourth Proportional to 37,721.25, 56,529.27 and 28,350.30

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Solution

The fourth proportional to 37,721.25, 56,529.27 and 28,350.30 is: 42,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,721.25 : 56,529.27 = 28,350.30 : x
  2. Step 2: Convert to fraction form
    37,721.25/56,529.27 = 28,350.30/x
  3. Step 3: Cross multiply
    37,721.25x = 56,529.27 × 28,350.30
  4. Step 4: Simplify right side
    37,721.25x = 1,602,621,763.28
  5. Step 5: Solve for x
    x = 1,602,621,763.28/37,721.25
  6. Step 6: Final answer
    x = 42,485.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.