Home / 13,583.04-20,384.18-6,188.46

Finding the Fourth Proportional to 13,583.04, 20,384.18 and 6,188.46

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Solution

The fourth proportional to 13,583.04, 20,384.18 and 6,188.46 is: 9,287.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.04 : 20,384.18 = 6,188.46 : x
  2. Step 2: Convert to fraction form
    13,583.04/20,384.18 = 6,188.46/x
  3. Step 3: Cross multiply
    13,583.04x = 20,384.18 × 6,188.46
  4. Step 4: Simplify right side
    13,583.04x = 126,146,580.64
  5. Step 5: Solve for x
    x = 126,146,580.64/13,583.04
  6. Step 6: Final answer
    x = 9,287.07

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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.