Home / 47,382.81-71,073.86-19,296.26

Finding the Fourth Proportional to 47,382.81, 71,073.86 and 19,296.26

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Solution

The fourth proportional to 47,382.81, 71,073.86 and 19,296.26 is: 28,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.81 : 71,073.86 = 19,296.26 : x
  2. Step 2: Convert to fraction form
    47,382.81/71,073.86 = 19,296.26/x
  3. Step 3: Cross multiply
    47,382.81x = 71,073.86 × 19,296.26
  4. Step 4: Simplify right side
    47,382.81x = 1,371,459,681.76
  5. Step 5: Solve for x
    x = 1,371,459,681.76/47,382.81
  6. Step 6: Final answer
    x = 28,944.25

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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.