Home / 15,749.69-23,624.34-6,387.48

Finding the Fourth Proportional to 15,749.69, 23,624.34 and 6,387.48

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Solution

The fourth proportional to 15,749.69, 23,624.34 and 6,387.48 is: 9,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.69 : 23,624.34 = 6,387.48 : x
  2. Step 2: Convert to fraction form
    15,749.69/23,624.34 = 6,387.48/x
  3. Step 3: Cross multiply
    15,749.69x = 23,624.34 × 6,387.48
  4. Step 4: Simplify right side
    15,749.69x = 150,899,999.26
  5. Step 5: Solve for x
    x = 150,899,999.26/15,749.69
  6. Step 6: Final answer
    x = 9,581.14

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1.5x scale

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.