Home / 15,054.48-22,577.40-5,191.20

Finding the Fourth Proportional to 15,054.48, 22,577.40 and 5,191.20

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Solution

The fourth proportional to 15,054.48, 22,577.40 and 5,191.20 is: 7,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054.48 : 22,577.40 = 5,191.20 : x
  2. Step 2: Convert to fraction form
    15,054.48/22,577.40 = 5,191.20/x
  3. Step 3: Cross multiply
    15,054.48x = 22,577.40 × 5,191.20
  4. Step 4: Simplify right side
    15,054.48x = 117,203,798.88
  5. Step 5: Solve for x
    x = 117,203,798.88/15,054.48
  6. Step 6: Final answer
    x = 7,785.31

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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.