Home / 19,099.50-26,357.31-10,715.82

Finding the Fourth Proportional to 19,099.50, 26,357.31 and 10,715.82

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Solution

The fourth proportional to 19,099.50, 26,357.31 and 10,715.82 is: 14,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.50 : 26,357.31 = 10,715.82 : x
  2. Step 2: Convert to fraction form
    19,099.50/26,357.31 = 10,715.82/x
  3. Step 3: Cross multiply
    19,099.50x = 26,357.31 × 10,715.82
  4. Step 4: Simplify right side
    19,099.50x = 282,440,189.64
  5. Step 5: Solve for x
    x = 282,440,189.64/19,099.50
  6. Step 6: Final answer
    x = 14,787.83

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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.