Home / 52,746.89-72,790.80-28,873.58

Finding the Fourth Proportional to 52,746.89, 72,790.80 and 28,873.58

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Solution

The fourth proportional to 52,746.89, 72,790.80 and 28,873.58 is: 39,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.89 : 72,790.80 = 28,873.58 : x
  2. Step 2: Convert to fraction form
    52,746.89/72,790.80 = 28,873.58/x
  3. Step 3: Cross multiply
    52,746.89x = 72,790.80 × 28,873.58
  4. Step 4: Simplify right side
    52,746.89x = 2,101,730,987.06
  5. Step 5: Solve for x
    x = 2,101,730,987.06/52,746.89
  6. Step 6: Final answer
    x = 39,845.59

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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.