Home / 32,780.02-49,169.64-9,406.36

Finding the Fourth Proportional to 32,780.02, 49,169.64 and 9,406.36

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Solution

The fourth proportional to 32,780.02, 49,169.64 and 9,406.36 is: 14,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,780.02 : 49,169.64 = 9,406.36 : x
  2. Step 2: Convert to fraction form
    32,780.02/49,169.64 = 9,406.36/x
  3. Step 3: Cross multiply
    32,780.02x = 49,169.64 × 9,406.36
  4. Step 4: Simplify right side
    32,780.02x = 462,507,334.91
  5. Step 5: Solve for x
    x = 462,507,334.91/32,780.02
  6. Step 6: Final answer
    x = 14,109.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.