Home / 30,026.57-45,025.74-17,550.20

Finding the Fourth Proportional to 30,026.57, 45,025.74 and 17,550.20

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Solution

The fourth proportional to 30,026.57, 45,025.74 and 17,550.20 is: 26,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.57 : 45,025.74 = 17,550.20 : x
  2. Step 2: Convert to fraction form
    30,026.57/45,025.74 = 17,550.20/x
  3. Step 3: Cross multiply
    30,026.57x = 45,025.74 × 17,550.20
  4. Step 4: Simplify right side
    30,026.57x = 790,210,854.71
  5. Step 5: Solve for x
    x = 790,210,854.71/30,026.57
  6. Step 6: Final answer
    x = 26,317.06

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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.