Home / 33,915.57-46,801.20-18,807.67

Finding the Fourth Proportional to 33,915.57, 46,801.20 and 18,807.67

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Solution

The fourth proportional to 33,915.57, 46,801.20 and 18,807.67 is: 25,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.57 : 46,801.20 = 18,807.67 : x
  2. Step 2: Convert to fraction form
    33,915.57/46,801.20 = 18,807.67/x
  3. Step 3: Cross multiply
    33,915.57x = 46,801.20 × 18,807.67
  4. Step 4: Simplify right side
    33,915.57x = 880,221,525.20
  5. Step 5: Solve for x
    x = 880,221,525.20/33,915.57
  6. Step 6: Final answer
    x = 25,953.32

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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.