Home / 14,308.36-21,455.52-5,985.88

Finding the Fourth Proportional to 14,308.36, 21,455.52 and 5,985.88

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Solution

The fourth proportional to 14,308.36, 21,455.52 and 5,985.88 is: 8,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.36 : 21,455.52 = 5,985.88 : x
  2. Step 2: Convert to fraction form
    14,308.36/21,455.52 = 5,985.88/x
  3. Step 3: Cross multiply
    14,308.36x = 21,455.52 × 5,985.88
  4. Step 4: Simplify right side
    14,308.36x = 128,430,168.06
  5. Step 5: Solve for x
    x = 128,430,168.06/14,308.36
  6. Step 6: Final answer
    x = 8,975.88

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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.