Home / 13,455.47-20,188.33-6,058.23

Finding the Fourth Proportional to 13,455.47, 20,188.33 and 6,058.23

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Solution

The fourth proportional to 13,455.47, 20,188.33 and 6,058.23 is: 9,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.47 : 20,188.33 = 6,058.23 : x
  2. Step 2: Convert to fraction form
    13,455.47/20,188.33 = 6,058.23/x
  3. Step 3: Cross multiply
    13,455.47x = 20,188.33 × 6,058.23
  4. Step 4: Simplify right side
    13,455.47x = 122,305,495.99
  5. Step 5: Solve for x
    x = 122,305,495.99/13,455.47
  6. Step 6: Final answer
    x = 9,089.65

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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.