Home / 15,406.26-23,110.66-4,877

Finding the Fourth Proportional to 15,406.26, 23,110.66 and 4,877

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Solution

The fourth proportional to 15,406.26, 23,110.66 and 4,877 is: 7,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.26 : 23,110.66 = 4,877 : x
  2. Step 2: Convert to fraction form
    15,406.26/23,110.66 = 4,877/x
  3. Step 3: Cross multiply
    15,406.26x = 23,110.66 × 4,877
  4. Step 4: Simplify right side
    15,406.26x = 112,710,688.82
  5. Step 5: Solve for x
    x = 112,710,688.82/15,406.26
  6. Step 6: Final answer
    x = 7,315.90

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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.