Home / 49,136.64-73,719.36-15,856.08

Finding the Fourth Proportional to 49,136.64, 73,719.36 and 15,856.08

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Solution

The fourth proportional to 49,136.64, 73,719.36 and 15,856.08 is: 23,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,136.64 : 73,719.36 = 15,856.08 : x
  2. Step 2: Convert to fraction form
    49,136.64/73,719.36 = 15,856.08/x
  3. Step 3: Cross multiply
    49,136.64x = 73,719.36 × 15,856.08
  4. Step 4: Simplify right side
    49,136.64x = 1,168,900,069.71
  5. Step 5: Solve for x
    x = 1,168,900,069.71/49,136.64
  6. Step 6: Final answer
    x = 23,788.77

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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.