Home / 14,094.15-19,448.61-8,427.80

Finding the Fourth Proportional to 14,094.15, 19,448.61 and 8,427.80

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Solution

The fourth proportional to 14,094.15, 19,448.61 and 8,427.80 is: 11,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.15 : 19,448.61 = 8,427.80 : x
  2. Step 2: Convert to fraction form
    14,094.15/19,448.61 = 8,427.80/x
  3. Step 3: Cross multiply
    14,094.15x = 19,448.61 × 8,427.80
  4. Step 4: Simplify right side
    14,094.15x = 163,908,898.11
  5. Step 5: Solve for x
    x = 163,908,898.11/14,094.15
  6. Step 6: Final answer
    x = 11,629.57

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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.