Home / 52,230.06-72,077.07-28,356.25

Finding the Fourth Proportional to 52,230.06, 72,077.07 and 28,356.25

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Solution

The fourth proportional to 52,230.06, 72,077.07 and 28,356.25 is: 39,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.06 : 72,077.07 = 28,356.25 : x
  2. Step 2: Convert to fraction form
    52,230.06/72,077.07 = 28,356.25/x
  3. Step 3: Cross multiply
    52,230.06x = 72,077.07 × 28,356.25
  4. Step 4: Simplify right side
    52,230.06x = 2,043,835,416.19
  5. Step 5: Solve for x
    x = 2,043,835,416.19/52,230.06
  6. Step 6: Final answer
    x = 39,131.40

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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.