Home / 13,364.96-18,452.02-8,586.84

Finding the Fourth Proportional to 13,364.96, 18,452.02 and 8,586.84

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Solution

The fourth proportional to 13,364.96, 18,452.02 and 8,586.84 is: 11,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.96 : 18,452.02 = 8,586.84 : x
  2. Step 2: Convert to fraction form
    13,364.96/18,452.02 = 8,586.84/x
  3. Step 3: Cross multiply
    13,364.96x = 18,452.02 × 8,586.84
  4. Step 4: Simplify right side
    13,364.96x = 158,444,543.42
  5. Step 5: Solve for x
    x = 158,444,543.42/13,364.96
  6. Step 6: Final answer
    x = 11,855.22

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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.