Home / 30,019.22-41,426.10-16,590.70

Finding the Fourth Proportional to 30,019.22, 41,426.10 and 16,590.70

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Solution

The fourth proportional to 30,019.22, 41,426.10 and 16,590.70 is: 22,894.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019.22 : 41,426.10 = 16,590.70 : x
  2. Step 2: Convert to fraction form
    30,019.22/41,426.10 = 16,590.70/x
  3. Step 3: Cross multiply
    30,019.22x = 41,426.10 × 16,590.70
  4. Step 4: Simplify right side
    30,019.22x = 687,287,997.27
  5. Step 5: Solve for x
    x = 687,287,997.27/30,019.22
  6. Step 6: Final answer
    x = 22,894.93

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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.