Home / 15,136.93-22,709.03-4,748.68

Finding the Fourth Proportional to 15,136.93, 22,709.03 and 4,748.68

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Solution

The fourth proportional to 15,136.93, 22,709.03 and 4,748.68 is: 7,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.93 : 22,709.03 = 4,748.68 : x
  2. Step 2: Convert to fraction form
    15,136.93/22,709.03 = 4,748.68/x
  3. Step 3: Cross multiply
    15,136.93x = 22,709.03 × 4,748.68
  4. Step 4: Simplify right side
    15,136.93x = 107,837,916.58
  5. Step 5: Solve for x
    x = 107,837,916.58/15,136.93
  6. Step 6: Final answer
    x = 7,124.16

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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.