Home / 42,219.06-63,309.96-22,493.40

Finding the Fourth Proportional to 42,219.06, 63,309.96 and 22,493.40

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Solution

The fourth proportional to 42,219.06, 63,309.96 and 22,493.40 is: 33,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,219.06 : 63,309.96 = 22,493.40 : x
  2. Step 2: Convert to fraction form
    42,219.06/63,309.96 = 22,493.40/x
  3. Step 3: Cross multiply
    42,219.06x = 63,309.96 × 22,493.40
  4. Step 4: Simplify right side
    42,219.06x = 1,424,056,254.26
  5. Step 5: Solve for x
    x = 1,424,056,254.26/42,219.06
  6. Step 6: Final answer
    x = 33,730.17

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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.