Home / 52,273.04-72,137.48-28,400.12

Finding the Fourth Proportional to 52,273.04, 72,137.48 and 28,400.12

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Solution

The fourth proportional to 52,273.04, 72,137.48 and 28,400.12 is: 39,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.04 : 72,137.48 = 28,400.12 : x
  2. Step 2: Convert to fraction form
    52,273.04/72,137.48 = 28,400.12/x
  3. Step 3: Cross multiply
    52,273.04x = 72,137.48 × 28,400.12
  4. Step 4: Simplify right side
    52,273.04x = 2,048,713,088.50
  5. Step 5: Solve for x
    x = 2,048,713,088.50/52,273.04
  6. Step 6: Final answer
    x = 39,192.54

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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.