Home / 15,237.29-21,028.29-8,522.93

Finding the Fourth Proportional to 15,237.29, 21,028.29 and 8,522.93

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Solution

The fourth proportional to 15,237.29, 21,028.29 and 8,522.93 is: 11,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237.29 : 21,028.29 = 8,522.93 : x
  2. Step 2: Convert to fraction form
    15,237.29/21,028.29 = 8,522.93/x
  3. Step 3: Cross multiply
    15,237.29x = 21,028.29 × 8,522.93
  4. Step 4: Simplify right side
    15,237.29x = 179,222,643.69
  5. Step 5: Solve for x
    x = 179,222,643.69/15,237.29
  6. Step 6: Final answer
    x = 11,762.11

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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.