Home / 13,899.52-20,845.63-4,036.15

Finding the Fourth Proportional to 13,899.52, 20,845.63 and 4,036.15

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Solution

The fourth proportional to 13,899.52, 20,845.63 and 4,036.15 is: 6,053.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.52 : 20,845.63 = 4,036.15 : x
  2. Step 2: Convert to fraction form
    13,899.52/20,845.63 = 4,036.15/x
  3. Step 3: Cross multiply
    13,899.52x = 20,845.63 × 4,036.15
  4. Step 4: Simplify right side
    13,899.52x = 84,136,089.52
  5. Step 5: Solve for x
    x = 84,136,089.52/13,899.52
  6. Step 6: Final answer
    x = 6,053.17

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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.