Home / 52,730.62-72,768.06-28,531.51

Finding the Fourth Proportional to 52,730.62, 72,768.06 and 28,531.51

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Solution

The fourth proportional to 52,730.62, 72,768.06 and 28,531.51 is: 39,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,730.62 : 72,768.06 = 28,531.51 : x
  2. Step 2: Convert to fraction form
    52,730.62/72,768.06 = 28,531.51/x
  3. Step 3: Cross multiply
    52,730.62x = 72,768.06 × 28,531.51
  4. Step 4: Simplify right side
    52,730.62x = 2,076,182,449.65
  5. Step 5: Solve for x
    x = 2,076,182,449.65/52,730.62
  6. Step 6: Final answer
    x = 39,373.38

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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.