Home / 19,099.08-26,358.72-10,715.64

Finding the Fourth Proportional to 19,099.08, 26,358.72 and 10,715.64

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Solution

The fourth proportional to 19,099.08, 26,358.72 and 10,715.64 is: 14,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.08 : 26,358.72 = 10,715.64 : x
  2. Step 2: Convert to fraction form
    19,099.08/26,358.72 = 10,715.64/x
  3. Step 3: Cross multiply
    19,099.08x = 26,358.72 × 10,715.64
  4. Step 4: Simplify right side
    19,099.08x = 282,450,554.38
  5. Step 5: Solve for x
    x = 282,450,554.38/19,099.08
  6. Step 6: Final answer
    x = 14,788.70

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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.