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Finding the Fourth Proportional to 52,626.52, 72,625.64 and 28,754.67

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Solution

The fourth proportional to 52,626.52, 72,625.64 and 28,754.67 is: 39,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.52 : 72,625.64 = 28,754.67 : x
  2. Step 2: Convert to fraction form
    52,626.52/72,625.64 = 28,754.67/x
  3. Step 3: Cross multiply
    52,626.52x = 72,625.64 × 28,754.67
  4. Step 4: Simplify right side
    52,626.52x = 2,088,326,311.74
  5. Step 5: Solve for x
    x = 2,088,326,311.74/52,626.52
  6. Step 6: Final answer
    x = 39,682.01

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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.