Home / 15,223.99-22,837.80-6,457.75

Finding the Fourth Proportional to 15,223.99, 22,837.80 and 6,457.75

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Solution

The fourth proportional to 15,223.99, 22,837.80 and 6,457.75 is: 9,687.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,223.99 : 22,837.80 = 6,457.75 : x
  2. Step 2: Convert to fraction form
    15,223.99/22,837.80 = 6,457.75/x
  3. Step 3: Cross multiply
    15,223.99x = 22,837.80 × 6,457.75
  4. Step 4: Simplify right side
    15,223.99x = 147,480,802.95
  5. Step 5: Solve for x
    x = 147,480,802.95/15,223.99
  6. Step 6: Final answer
    x = 9,687.39

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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.