Home / 29,313.59-43,969.76-7,127.07

Finding the Fourth Proportional to 29,313.59, 43,969.76 and 7,127.07

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Solution

The fourth proportional to 29,313.59, 43,969.76 and 7,127.07 is: 10,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.59 : 43,969.76 = 7,127.07 : x
  2. Step 2: Convert to fraction form
    29,313.59/43,969.76 = 7,127.07/x
  3. Step 3: Cross multiply
    29,313.59x = 43,969.76 × 7,127.07
  4. Step 4: Simplify right side
    29,313.59x = 313,375,521.77
  5. Step 5: Solve for x
    x = 313,375,521.77/29,313.59
  6. Step 6: Final answer
    x = 10,690.45

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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.