Home / 52,453.66-72,385.65-28,580.26

Finding the Fourth Proportional to 52,453.66, 72,385.65 and 28,580.26

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Solution

The fourth proportional to 52,453.66, 72,385.65 and 28,580.26 is: 39,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.66 : 72,385.65 = 28,580.26 : x
  2. Step 2: Convert to fraction form
    52,453.66/72,385.65 = 28,580.26/x
  3. Step 3: Cross multiply
    52,453.66x = 72,385.65 × 28,580.26
  4. Step 4: Simplify right side
    52,453.66x = 2,068,800,697.27
  5. Step 5: Solve for x
    x = 2,068,800,697.27/52,453.66
  6. Step 6: Final answer
    x = 39,440.54

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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.