Home / 25,915.61-38,832.91-18,033.53

Finding the Fourth Proportional to 25,915.61, 38,832.91 and 18,033.53

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Solution

The fourth proportional to 25,915.61, 38,832.91 and 18,033.53 is: 27,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.61 : 38,832.91 = 18,033.53 : x
  2. Step 2: Convert to fraction form
    25,915.61/38,832.91 = 18,033.53/x
  3. Step 3: Cross multiply
    25,915.61x = 38,832.91 × 18,033.53
  4. Step 4: Simplify right side
    25,915.61x = 700,294,208.22
  5. Step 5: Solve for x
    x = 700,294,208.22/25,915.61
  6. Step 6: Final answer
    x = 27,022.10

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1.5x scale

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.