Home / 27,159.24-40,740.08-7,437.36

Finding the Fourth Proportional to 27,159.24, 40,740.08 and 7,437.36

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Solution

The fourth proportional to 27,159.24, 40,740.08 and 7,437.36 is: 11,156.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.24 : 40,740.08 = 7,437.36 : x
  2. Step 2: Convert to fraction form
    27,159.24/40,740.08 = 7,437.36/x
  3. Step 3: Cross multiply
    27,159.24x = 40,740.08 × 7,437.36
  4. Step 4: Simplify right side
    27,159.24x = 302,998,604.20
  5. Step 5: Solve for x
    x = 302,998,604.20/27,159.24
  6. Step 6: Final answer
    x = 11,156.37

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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.