Home / 30,344.38-41,875.26-16,915.35

Finding the Fourth Proportional to 30,344.38, 41,875.26 and 16,915.35

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Solution

The fourth proportional to 30,344.38, 41,875.26 and 16,915.35 is: 23,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,344.38 : 41,875.26 = 16,915.35 : x
  2. Step 2: Convert to fraction form
    30,344.38/41,875.26 = 16,915.35/x
  3. Step 3: Cross multiply
    30,344.38x = 41,875.26 × 16,915.35
  4. Step 4: Simplify right side
    30,344.38x = 708,334,537.29
  5. Step 5: Solve for x
    x = 708,334,537.29/30,344.38
  6. Step 6: Final answer
    x = 23,343.18

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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.