Home / 45,525.69-68,287.73-17,438.13

Finding the Fourth Proportional to 45,525.69, 68,287.73 and 17,438.13

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Solution

The fourth proportional to 45,525.69, 68,287.73 and 17,438.13 is: 26,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,525.69 : 68,287.73 = 17,438.13 : x
  2. Step 2: Convert to fraction form
    45,525.69/68,287.73 = 17,438.13/x
  3. Step 3: Cross multiply
    45,525.69x = 68,287.73 × 17,438.13
  4. Step 4: Simplify right side
    45,525.69x = 1,190,810,225.95
  5. Step 5: Solve for x
    x = 1,190,810,225.95/45,525.69
  6. Step 6: Final answer
    x = 26,156.88

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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.