Home / 43,330.66-64,983.07-18,370.31

Finding the Fourth Proportional to 43,330.66, 64,983.07 and 18,370.31

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Solution

The fourth proportional to 43,330.66, 64,983.07 and 18,370.31 is: 27,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,330.66 : 64,983.07 = 18,370.31 : x
  2. Step 2: Convert to fraction form
    43,330.66/64,983.07 = 18,370.31/x
  3. Step 3: Cross multiply
    43,330.66x = 64,983.07 × 18,370.31
  4. Step 4: Simplify right side
    43,330.66x = 1,193,758,838.70
  5. Step 5: Solve for x
    x = 1,193,758,838.70/43,330.66
  6. Step 6: Final answer
    x = 27,549.98

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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.