Home / 18,950.21-28,425.38-5,802.52

Finding the Fourth Proportional to 18,950.21, 28,425.38 and 5,802.52

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Solution

The fourth proportional to 18,950.21, 28,425.38 and 5,802.52 is: 8,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.21 : 28,425.38 = 5,802.52 : x
  2. Step 2: Convert to fraction form
    18,950.21/28,425.38 = 5,802.52/x
  3. Step 3: Cross multiply
    18,950.21x = 28,425.38 × 5,802.52
  4. Step 4: Simplify right side
    18,950.21x = 164,938,842.48
  5. Step 5: Solve for x
    x = 164,938,842.48/18,950.21
  6. Step 6: Final answer
    x = 8,703.80

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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.