Home / 14,330.81-19,776.52-8,043.19

Finding the Fourth Proportional to 14,330.81, 19,776.52 and 8,043.19

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Solution

The fourth proportional to 14,330.81, 19,776.52 and 8,043.19 is: 11,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.81 : 19,776.52 = 8,043.19 : x
  2. Step 2: Convert to fraction form
    14,330.81/19,776.52 = 8,043.19/x
  3. Step 3: Cross multiply
    14,330.81x = 19,776.52 × 8,043.19
  4. Step 4: Simplify right side
    14,330.81x = 159,066,268.51
  5. Step 5: Solve for x
    x = 159,066,268.51/14,330.81
  6. Step 6: Final answer
    x = 11,099.60

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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.