Home / 42,205.47-63,295.44-14,118.32

Finding the Fourth Proportional to 42,205.47, 63,295.44 and 14,118.32

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Solution

The fourth proportional to 42,205.47, 63,295.44 and 14,118.32 is: 21,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,205.47 : 63,295.44 = 14,118.32 : x
  2. Step 2: Convert to fraction form
    42,205.47/63,295.44 = 14,118.32/x
  3. Step 3: Cross multiply
    42,205.47x = 63,295.44 × 14,118.32
  4. Step 4: Simplify right side
    42,205.47x = 893,624,959.98
  5. Step 5: Solve for x
    x = 893,624,959.98/42,205.47
  6. Step 6: Final answer
    x = 21,173.20

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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.