Home / 42,054.18-62,990.81-19,834.26

Finding the Fourth Proportional to 42,054.18, 62,990.81 and 19,834.26

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Solution

The fourth proportional to 42,054.18, 62,990.81 and 19,834.26 is: 29,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,054.18 : 62,990.81 = 19,834.26 : x
  2. Step 2: Convert to fraction form
    42,054.18/62,990.81 = 19,834.26/x
  3. Step 3: Cross multiply
    42,054.18x = 62,990.81 × 19,834.26
  4. Step 4: Simplify right side
    42,054.18x = 1,249,376,152.74
  5. Step 5: Solve for x
    x = 1,249,376,152.74/42,054.18
  6. Step 6: Final answer
    x = 29,708.73

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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.