Home / 36,649.08-54,981.10-11,688.44

Finding the Fourth Proportional to 36,649.08, 54,981.10 and 11,688.44

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Solution

The fourth proportional to 36,649.08, 54,981.10 and 11,688.44 is: 17,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.08 : 54,981.10 = 11,688.44 : x
  2. Step 2: Convert to fraction form
    36,649.08/54,981.10 = 11,688.44/x
  3. Step 3: Cross multiply
    36,649.08x = 54,981.10 × 11,688.44
  4. Step 4: Simplify right side
    36,649.08x = 642,643,288.48
  5. Step 5: Solve for x
    x = 642,643,288.48/36,649.08
  6. Step 6: Final answer
    x = 17,535.05

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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.