Home / 43,080.04-64,629.78-13,497.76

Finding the Fourth Proportional to 43,080.04, 64,629.78 and 13,497.76

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Solution

The fourth proportional to 43,080.04, 64,629.78 and 13,497.76 is: 20,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,080.04 : 64,629.78 = 13,497.76 : x
  2. Step 2: Convert to fraction form
    43,080.04/64,629.78 = 13,497.76/x
  3. Step 3: Cross multiply
    43,080.04x = 64,629.78 × 13,497.76
  4. Step 4: Simplify right side
    43,080.04x = 872,357,259.29
  5. Step 5: Solve for x
    x = 872,357,259.29/43,080.04
  6. Step 6: Final answer
    x = 20,249.69

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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.