Home / 13,389.83-20,058.61-6,359.84

Finding the Fourth Proportional to 13,389.83, 20,058.61 and 6,359.84

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Solution

The fourth proportional to 13,389.83, 20,058.61 and 6,359.84 is: 9,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,389.83 : 20,058.61 = 6,359.84 : x
  2. Step 2: Convert to fraction form
    13,389.83/20,058.61 = 6,359.84/x
  3. Step 3: Cross multiply
    13,389.83x = 20,058.61 × 6,359.84
  4. Step 4: Simplify right side
    13,389.83x = 127,569,518.42
  5. Step 5: Solve for x
    x = 127,569,518.42/13,389.83
  6. Step 6: Final answer
    x = 9,527.34

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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.