Home / 13,395.51-20,087.42-5,898.89

Finding the Fourth Proportional to 13,395.51, 20,087.42 and 5,898.89

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Solution

The fourth proportional to 13,395.51, 20,087.42 and 5,898.89 is: 8,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.51 : 20,087.42 = 5,898.89 : x
  2. Step 2: Convert to fraction form
    13,395.51/20,087.42 = 5,898.89/x
  3. Step 3: Cross multiply
    13,395.51x = 20,087.42 × 5,898.89
  4. Step 4: Simplify right side
    13,395.51x = 118,493,501.69
  5. Step 5: Solve for x
    x = 118,493,501.69/13,395.51
  6. Step 6: Final answer
    x = 8,845.76

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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.