Home / 22,710.03-34,066.26-7,128.87

Finding the Fourth Proportional to 22,710.03, 34,066.26 and 7,128.87

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Solution

The fourth proportional to 22,710.03, 34,066.26 and 7,128.87 is: 10,693.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710.03 : 34,066.26 = 7,128.87 : x
  2. Step 2: Convert to fraction form
    22,710.03/34,066.26 = 7,128.87/x
  3. Step 3: Cross multiply
    22,710.03x = 34,066.26 × 7,128.87
  4. Step 4: Simplify right side
    22,710.03x = 242,854,041.91
  5. Step 5: Solve for x
    x = 242,854,041.91/22,710.03
  6. Step 6: Final answer
    x = 10,693.69

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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.