Home / 52,262.02-72,118.86-28,388.65

Finding the Fourth Proportional to 52,262.02, 72,118.86 and 28,388.65

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Solution

The fourth proportional to 52,262.02, 72,118.86 and 28,388.65 is: 39,174.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,262.02 : 72,118.86 = 28,388.65 : x
  2. Step 2: Convert to fraction form
    52,262.02/72,118.86 = 28,388.65/x
  3. Step 3: Cross multiply
    52,262.02x = 72,118.86 × 28,388.65
  4. Step 4: Simplify right side
    52,262.02x = 2,047,357,074.94
  5. Step 5: Solve for x
    x = 2,047,357,074.94/52,262.02
  6. Step 6: Final answer
    x = 39,174.86

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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.