Home / 10,036.76-15,059.70-5,357.90

Finding the Fourth Proportional to 10,036.76, 15,059.70 and 5,357.90

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Solution

The fourth proportional to 10,036.76, 15,059.70 and 5,357.90 is: 8,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,036.76 : 15,059.70 = 5,357.90 : x
  2. Step 2: Convert to fraction form
    10,036.76/15,059.70 = 5,357.90/x
  3. Step 3: Cross multiply
    10,036.76x = 15,059.70 × 5,357.90
  4. Step 4: Simplify right side
    10,036.76x = 80,688,291.33
  5. Step 5: Solve for x
    x = 80,688,291.33/10,036.76
  6. Step 6: Final answer
    x = 8,039.27

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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.