Home / 22,267.16-30,732.14-12,707.03

Finding the Fourth Proportional to 22,267.16, 30,732.14 and 12,707.03

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Solution

The fourth proportional to 22,267.16, 30,732.14 and 12,707.03 is: 17,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.16 : 30,732.14 = 12,707.03 : x
  2. Step 2: Convert to fraction form
    22,267.16/30,732.14 = 12,707.03/x
  3. Step 3: Cross multiply
    22,267.16x = 30,732.14 × 12,707.03
  4. Step 4: Simplify right side
    22,267.16x = 390,514,007.75
  5. Step 5: Solve for x
    x = 390,514,007.75/22,267.16
  6. Step 6: Final answer
    x = 17,537.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.