Home / 52,816.80-72,887.08-28,943.48

Finding the Fourth Proportional to 52,816.80, 72,887.08 and 28,943.48

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Solution

The fourth proportional to 52,816.80, 72,887.08 and 28,943.48 is: 39,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.80 : 72,887.08 = 28,943.48 : x
  2. Step 2: Convert to fraction form
    52,816.80/72,887.08 = 28,943.48/x
  3. Step 3: Cross multiply
    52,816.80x = 72,887.08 × 28,943.48
  4. Step 4: Simplify right side
    52,816.80x = 2,109,605,742.24
  5. Step 5: Solve for x
    x = 2,109,605,742.24/52,816.80
  6. Step 6: Final answer
    x = 39,941.95

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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.