Home / 14,406.36-19,875.42-9,683.16

Finding the Fourth Proportional to 14,406.36, 19,875.42 and 9,683.16

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Solution

The fourth proportional to 14,406.36, 19,875.42 and 9,683.16 is: 13,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.36 : 19,875.42 = 9,683.16 : x
  2. Step 2: Convert to fraction form
    14,406.36/19,875.42 = 9,683.16/x
  3. Step 3: Cross multiply
    14,406.36x = 19,875.42 × 9,683.16
  4. Step 4: Simplify right side
    14,406.36x = 192,456,871.93
  5. Step 5: Solve for x
    x = 192,456,871.93/14,406.36
  6. Step 6: Final answer
    x = 13,359.16

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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.