Home / 22,719.74-34,085.08-7,137.36

Finding the Fourth Proportional to 22,719.74, 34,085.08 and 7,137.36

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Solution

The fourth proportional to 22,719.74, 34,085.08 and 7,137.36 is: 10,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.74 : 34,085.08 = 7,137.36 : x
  2. Step 2: Convert to fraction form
    22,719.74/34,085.08 = 7,137.36/x
  3. Step 3: Cross multiply
    22,719.74x = 34,085.08 × 7,137.36
  4. Step 4: Simplify right side
    22,719.74x = 243,277,486.59
  5. Step 5: Solve for x
    x = 243,277,486.59/22,719.74
  6. Step 6: Final answer
    x = 10,707.76

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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.