Home / 52,616.23-72,607.68-28,738.31

Finding the Fourth Proportional to 52,616.23, 72,607.68 and 28,738.31

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Solution

The fourth proportional to 52,616.23, 72,607.68 and 28,738.31 is: 39,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,616.23 : 72,607.68 = 28,738.31 : x
  2. Step 2: Convert to fraction form
    52,616.23/72,607.68 = 28,738.31/x
  3. Step 3: Cross multiply
    52,616.23x = 72,607.68 × 28,738.31
  4. Step 4: Simplify right side
    52,616.23x = 2,086,621,653.18
  5. Step 5: Solve for x
    x = 2,086,621,653.18/52,616.23
  6. Step 6: Final answer
    x = 39,657.38

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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.