Home / 19,299.84-26,642.28-11,342.52

Finding the Fourth Proportional to 19,299.84, 26,642.28 and 11,342.52

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Solution

The fourth proportional to 19,299.84, 26,642.28 and 11,342.52 is: 15,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299.84 : 26,642.28 = 11,342.52 : x
  2. Step 2: Convert to fraction form
    19,299.84/26,642.28 = 11,342.52/x
  3. Step 3: Cross multiply
    19,299.84x = 26,642.28 × 11,342.52
  4. Step 4: Simplify right side
    19,299.84x = 302,190,593.75
  5. Step 5: Solve for x
    x = 302,190,593.75/19,299.84
  6. Step 6: Final answer
    x = 15,657.67

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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.