Home / 52,267.02-72,128.58-28,393.71

Finding the Fourth Proportional to 52,267.02, 72,128.58 and 28,393.71

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Solution

The fourth proportional to 52,267.02, 72,128.58 and 28,393.71 is: 39,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,267.02 : 72,128.58 = 28,393.71 : x
  2. Step 2: Convert to fraction form
    52,267.02/72,128.58 = 28,393.71/x
  3. Step 3: Cross multiply
    52,267.02x = 72,128.58 × 28,393.71
  4. Step 4: Simplify right side
    52,267.02x = 2,047,998,214.86
  5. Step 5: Solve for x
    x = 2,047,998,214.86/52,267.02
  6. Step 6: Final answer
    x = 39,183.37

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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.