Home / 12,459.26-18,698.16-5,887.46

Finding the Fourth Proportional to 12,459.26, 18,698.16 and 5,887.46

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Solution

The fourth proportional to 12,459.26, 18,698.16 and 5,887.46 is: 8,835.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459.26 : 18,698.16 = 5,887.46 : x
  2. Step 2: Convert to fraction form
    12,459.26/18,698.16 = 5,887.46/x
  3. Step 3: Cross multiply
    12,459.26x = 18,698.16 × 5,887.46
  4. Step 4: Simplify right side
    12,459.26x = 110,084,669.07
  5. Step 5: Solve for x
    x = 110,084,669.07/12,459.26
  6. Step 6: Final answer
    x = 8,835.57

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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.