Home / 14,741.81-20,346.51-8,369.00

Finding the Fourth Proportional to 14,741.81, 20,346.51 and 8,369.00

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Solution

The fourth proportional to 14,741.81, 20,346.51 and 8,369.00 is: 11,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.81 : 20,346.51 = 8,369.00 : x
  2. Step 2: Convert to fraction form
    14,741.81/20,346.51 = 8,369.00/x
  3. Step 3: Cross multiply
    14,741.81x = 20,346.51 × 8,369.00
  4. Step 4: Simplify right side
    14,741.81x = 170,280,015.51
  5. Step 5: Solve for x
    x = 170,280,015.51/14,741.81
  6. Step 6: Final answer
    x = 11,550.82

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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.