Home / 52,268.93-72,129.55-28,395.55

Finding the Fourth Proportional to 52,268.93, 72,129.55 and 28,395.55

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Solution

The fourth proportional to 52,268.93, 72,129.55 and 28,395.55 is: 39,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,268.93 : 72,129.55 = 28,395.55 : x
  2. Step 2: Convert to fraction form
    52,268.93/72,129.55 = 28,395.55/x
  3. Step 3: Cross multiply
    52,268.93x = 72,129.55 × 28,395.55
  4. Step 4: Simplify right side
    52,268.93x = 2,048,158,243.50
  5. Step 5: Solve for x
    x = 2,048,158,243.50/52,268.93
  6. Step 6: Final answer
    x = 39,185.00

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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.