Home / 30,022.32-41,430.40-16,593.81

Finding the Fourth Proportional to 30,022.32, 41,430.40 and 16,593.81

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Solution

The fourth proportional to 30,022.32, 41,430.40 and 16,593.81 is: 22,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,022.32 : 41,430.40 = 16,593.81 : x
  2. Step 2: Convert to fraction form
    30,022.32/41,430.40 = 16,593.81/x
  3. Step 3: Cross multiply
    30,022.32x = 41,430.40 × 16,593.81
  4. Step 4: Simplify right side
    30,022.32x = 687,488,144.34
  5. Step 5: Solve for x
    x = 687,488,144.34/30,022.32
  6. Step 6: Final answer
    x = 22,899.23

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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.