Home / 39,349.45-54,300.66-21,444.07

Finding the Fourth Proportional to 39,349.45, 54,300.66 and 21,444.07

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Solution

The fourth proportional to 39,349.45, 54,300.66 and 21,444.07 is: 29,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.45 : 54,300.66 = 21,444.07 : x
  2. Step 2: Convert to fraction form
    39,349.45/54,300.66 = 21,444.07/x
  3. Step 3: Cross multiply
    39,349.45x = 54,300.66 × 21,444.07
  4. Step 4: Simplify right side
    39,349.45x = 1,164,427,154.09
  5. Step 5: Solve for x
    x = 1,164,427,154.09/39,349.45
  6. Step 6: Final answer
    x = 29,591.96

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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.