Home / 52,612.12-72,601.95-28,738.45

Finding the Fourth Proportional to 52,612.12, 72,601.95 and 28,738.45

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Solution

The fourth proportional to 52,612.12, 72,601.95 and 28,738.45 is: 39,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,612.12 : 72,601.95 = 28,738.45 : x
  2. Step 2: Convert to fraction form
    52,612.12/72,601.95 = 28,738.45/x
  3. Step 3: Cross multiply
    52,612.12x = 72,601.95 × 28,738.45
  4. Step 4: Simplify right side
    52,612.12x = 2,086,467,509.98
  5. Step 5: Solve for x
    x = 2,086,467,509.98/52,612.12
  6. Step 6: Final answer
    x = 39,657.54

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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.