Home / 11,598.98-17,386.16-8,818.79

Finding the Fourth Proportional to 11,598.98, 17,386.16 and 8,818.79

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Solution

The fourth proportional to 11,598.98, 17,386.16 and 8,818.79 is: 13,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,598.98 : 17,386.16 = 8,818.79 : x
  2. Step 2: Convert to fraction form
    11,598.98/17,386.16 = 8,818.79/x
  3. Step 3: Cross multiply
    11,598.98x = 17,386.16 × 8,818.79
  4. Step 4: Simplify right side
    11,598.98x = 153,324,762.92
  5. Step 5: Solve for x
    x = 153,324,762.92/11,598.98
  6. Step 6: Final answer
    x = 13,218.82

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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.