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Finding the Fourth Proportional to 36,303.90, 54,453.90 and 11,341.08

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Solution

The fourth proportional to 36,303.90, 54,453.90 and 11,341.08 is: 17,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,303.90 : 54,453.90 = 11,341.08 : x
  2. Step 2: Convert to fraction form
    36,303.90/54,453.90 = 11,341.08/x
  3. Step 3: Cross multiply
    36,303.90x = 54,453.90 × 11,341.08
  4. Step 4: Simplify right side
    36,303.90x = 617,566,078.74
  5. Step 5: Solve for x
    x = 617,566,078.74/36,303.90
  6. Step 6: Final answer
    x = 17,011.01

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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.