Home / 30,113.38-41,562.29-17,374.80

Finding the Fourth Proportional to 30,113.38, 41,562.29 and 17,374.80

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Solution

The fourth proportional to 30,113.38, 41,562.29 and 17,374.80 is: 23,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,113.38 : 41,562.29 = 17,374.80 : x
  2. Step 2: Convert to fraction form
    30,113.38/41,562.29 = 17,374.80/x
  3. Step 3: Cross multiply
    30,113.38x = 41,562.29 × 17,374.80
  4. Step 4: Simplify right side
    30,113.38x = 722,136,476.29
  5. Step 5: Solve for x
    x = 722,136,476.29/30,113.38
  6. Step 6: Final answer
    x = 23,980.59

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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.