Home / 29,028.90-40,064.34-16,287.24

Finding the Fourth Proportional to 29,028.90, 40,064.34 and 16,287.24

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Solution

The fourth proportional to 29,028.90, 40,064.34 and 16,287.24 is: 22,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,028.90 : 40,064.34 = 16,287.24 : x
  2. Step 2: Convert to fraction form
    29,028.90/40,064.34 = 16,287.24/x
  3. Step 3: Cross multiply
    29,028.90x = 40,064.34 × 16,287.24
  4. Step 4: Simplify right side
    29,028.90x = 652,537,521.02
  5. Step 5: Solve for x
    x = 652,537,521.02/29,028.90
  6. Step 6: Final answer
    x = 22,478.89

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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.