Home / 52,860.06-72,943.32-28,986.23

Finding the Fourth Proportional to 52,860.06, 72,943.32 and 28,986.23

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Solution

The fourth proportional to 52,860.06, 72,943.32 and 28,986.23 is: 39,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,860.06 : 72,943.32 = 28,986.23 : x
  2. Step 2: Convert to fraction form
    52,860.06/72,943.32 = 28,986.23/x
  3. Step 3: Cross multiply
    52,860.06x = 72,943.32 × 28,986.23
  4. Step 4: Simplify right side
    52,860.06x = 2,114,351,485.77
  5. Step 5: Solve for x
    x = 2,114,351,485.77/52,860.06
  6. Step 6: Final answer
    x = 39,999.04

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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.