Home / 27,066.99-37,352.34-15,130.32

Finding the Fourth Proportional to 27,066.99, 37,352.34 and 15,130.32

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Solution

The fourth proportional to 27,066.99, 37,352.34 and 15,130.32 is: 20,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,066.99 : 37,352.34 = 15,130.32 : x
  2. Step 2: Convert to fraction form
    27,066.99/37,352.34 = 15,130.32/x
  3. Step 3: Cross multiply
    27,066.99x = 37,352.34 × 15,130.32
  4. Step 4: Simplify right side
    27,066.99x = 565,152,856.95
  5. Step 5: Solve for x
    x = 565,152,856.95/27,066.99
  6. Step 6: Final answer
    x = 20,879.78

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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.