Home / 38,318.69-52,883.06-21,322.46

Finding the Fourth Proportional to 38,318.69, 52,883.06 and 21,322.46

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Solution

The fourth proportional to 38,318.69, 52,883.06 and 21,322.46 is: 29,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,318.69 : 52,883.06 = 21,322.46 : x
  2. Step 2: Convert to fraction form
    38,318.69/52,883.06 = 21,322.46/x
  3. Step 3: Cross multiply
    38,318.69x = 52,883.06 × 21,322.46
  4. Step 4: Simplify right side
    38,318.69x = 1,127,596,560.50
  5. Step 5: Solve for x
    x = 1,127,596,560.50/38,318.69
  6. Step 6: Final answer
    x = 29,426.81

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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.