Home / 13,194.04-18,199.02-8,484.28

Finding the Fourth Proportional to 13,194.04, 18,199.02 and 8,484.28

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Solution

The fourth proportional to 13,194.04, 18,199.02 and 8,484.28 is: 11,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.04 : 18,199.02 = 8,484.28 : x
  2. Step 2: Convert to fraction form
    13,194.04/18,199.02 = 8,484.28/x
  3. Step 3: Cross multiply
    13,194.04x = 18,199.02 × 8,484.28
  4. Step 4: Simplify right side
    13,194.04x = 154,405,581.41
  5. Step 5: Solve for x
    x = 154,405,581.41/13,194.04
  6. Step 6: Final answer
    x = 11,702.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.