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Finding the Fourth Proportional to 52,897.56, 72,976.86 and 35,012.76

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Solution

The fourth proportional to 52,897.56, 72,976.86 and 35,012.76 is: 48,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,897.56 : 72,976.86 = 35,012.76 : x
  2. Step 2: Convert to fraction form
    52,897.56/72,976.86 = 35,012.76/x
  3. Step 3: Cross multiply
    52,897.56x = 72,976.86 × 35,012.76
  4. Step 4: Simplify right side
    52,897.56x = 2,555,121,284.73
  5. Step 5: Solve for x
    x = 2,555,121,284.73/52,897.56
  6. Step 6: Final answer
    x = 48,303.20

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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.