Home / 43,079.28-64,635.39-16,802.34

Finding the Fourth Proportional to 43,079.28, 64,635.39 and 16,802.34

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Solution

The fourth proportional to 43,079.28, 64,635.39 and 16,802.34 is: 25,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.28 : 64,635.39 = 16,802.34 : x
  2. Step 2: Convert to fraction form
    43,079.28/64,635.39 = 16,802.34/x
  3. Step 3: Cross multiply
    43,079.28x = 64,635.39 × 16,802.34
  4. Step 4: Simplify right side
    43,079.28x = 1,086,025,798.81
  5. Step 5: Solve for x
    x = 1,086,025,798.81/43,079.28
  6. Step 6: Final answer
    x = 25,209.93

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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.