Home / 53,162.96-73,364.94-28,963.80

Finding the Fourth Proportional to 53,162.96, 73,364.94 and 28,963.80

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Solution

The fourth proportional to 53,162.96, 73,364.94 and 28,963.80 is: 39,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.96 : 73,364.94 = 28,963.80 : x
  2. Step 2: Convert to fraction form
    53,162.96/73,364.94 = 28,963.80/x
  3. Step 3: Cross multiply
    53,162.96x = 73,364.94 × 28,963.80
  4. Step 4: Simplify right side
    53,162.96x = 2,124,927,449.17
  5. Step 5: Solve for x
    x = 2,124,927,449.17/53,162.96
  6. Step 6: Final answer
    x = 39,970.08

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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.