Home / 10,030.44-15,047.69-6,911.94

Finding the Fourth Proportional to 10,030.44, 15,047.69 and 6,911.94

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Solution

The fourth proportional to 10,030.44, 15,047.69 and 6,911.94 is: 10,369.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.44 : 15,047.69 = 6,911.94 : x
  2. Step 2: Convert to fraction form
    10,030.44/15,047.69 = 6,911.94/x
  3. Step 3: Cross multiply
    10,030.44x = 15,047.69 × 6,911.94
  4. Step 4: Simplify right side
    10,030.44x = 104,008,695.86
  5. Step 5: Solve for x
    x = 104,008,695.86/10,030.44
  6. Step 6: Final answer
    x = 10,369.31

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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.