Home / 43,320.02-64,951.88-28,483.85

Finding the Fourth Proportional to 43,320.02, 64,951.88 and 28,483.85

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Solution

The fourth proportional to 43,320.02, 64,951.88 and 28,483.85 is: 42,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,320.02 : 64,951.88 = 28,483.85 : x
  2. Step 2: Convert to fraction form
    43,320.02/64,951.88 = 28,483.85/x
  3. Step 3: Cross multiply
    43,320.02x = 64,951.88 × 28,483.85
  4. Step 4: Simplify right side
    43,320.02x = 1,850,079,627.10
  5. Step 5: Solve for x
    x = 1,850,079,627.10/43,320.02
  6. Step 6: Final answer
    x = 42,707.27

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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.