Home / 14,204.81-19,602.71-8,240.01

Finding the Fourth Proportional to 14,204.81, 19,602.71 and 8,240.01

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Solution

The fourth proportional to 14,204.81, 19,602.71 and 8,240.01 is: 11,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.81 : 19,602.71 = 8,240.01 : x
  2. Step 2: Convert to fraction form
    14,204.81/19,602.71 = 8,240.01/x
  3. Step 3: Cross multiply
    14,204.81x = 19,602.71 × 8,240.01
  4. Step 4: Simplify right side
    14,204.81x = 161,526,485.23
  5. Step 5: Solve for x
    x = 161,526,485.23/14,204.81
  6. Step 6: Final answer
    x = 11,371.26

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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.