Home / 15,152.51-22,739.16-5,291.76

Finding the Fourth Proportional to 15,152.51, 22,739.16 and 5,291.76

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Solution

The fourth proportional to 15,152.51, 22,739.16 and 5,291.76 is: 7,941.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.51 : 22,739.16 = 5,291.76 : x
  2. Step 2: Convert to fraction form
    15,152.51/22,739.16 = 5,291.76/x
  3. Step 3: Cross multiply
    15,152.51x = 22,739.16 × 5,291.76
  4. Step 4: Simplify right side
    15,152.51x = 120,330,177.32
  5. Step 5: Solve for x
    x = 120,330,177.32/15,152.51
  6. Step 6: Final answer
    x = 7,941.27

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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.