Home / 52,382.37-72,287.46-28,509.04

Finding the Fourth Proportional to 52,382.37, 72,287.46 and 28,509.04

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Solution

The fourth proportional to 52,382.37, 72,287.46 and 28,509.04 is: 39,342.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,382.37 : 72,287.46 = 28,509.04 : x
  2. Step 2: Convert to fraction form
    52,382.37/72,287.46 = 28,509.04/x
  3. Step 3: Cross multiply
    52,382.37x = 72,287.46 × 28,509.04
  4. Step 4: Simplify right side
    52,382.37x = 2,060,845,907.92
  5. Step 5: Solve for x
    x = 2,060,845,907.92/52,382.37
  6. Step 6: Final answer
    x = 39,342.36

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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.