Home / 13,333.98-19,987.70-6,301.55

Finding the Fourth Proportional to 13,333.98, 19,987.70 and 6,301.55

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Solution

The fourth proportional to 13,333.98, 19,987.70 and 6,301.55 is: 9,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.98 : 19,987.70 = 6,301.55 : x
  2. Step 2: Convert to fraction form
    13,333.98/19,987.70 = 6,301.55/x
  3. Step 3: Cross multiply
    13,333.98x = 19,987.70 × 6,301.55
  4. Step 4: Simplify right side
    13,333.98x = 125,953,490.94
  5. Step 5: Solve for x
    x = 125,953,490.94/13,333.98
  6. Step 6: Final answer
    x = 9,446.05

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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.