Home / 43,014.24-64,521.27-28,219.62

Finding the Fourth Proportional to 43,014.24, 64,521.27 and 28,219.62

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Solution

The fourth proportional to 43,014.24, 64,521.27 and 28,219.62 is: 42,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,014.24 : 64,521.27 = 28,219.62 : x
  2. Step 2: Convert to fraction form
    43,014.24/64,521.27 = 28,219.62/x
  3. Step 3: Cross multiply
    43,014.24x = 64,521.27 × 28,219.62
  4. Step 4: Simplify right side
    43,014.24x = 1,820,765,721.32
  5. Step 5: Solve for x
    x = 1,820,765,721.32/43,014.24
  6. Step 6: Final answer
    x = 42,329.37

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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.