Home / 18,381.36-27,572.58-6,703.32

Finding the Fourth Proportional to 18,381.36, 27,572.58 and 6,703.32

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Solution

The fourth proportional to 18,381.36, 27,572.58 and 6,703.32 is: 10,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381.36 : 27,572.58 = 6,703.32 : x
  2. Step 2: Convert to fraction form
    18,381.36/27,572.58 = 6,703.32/x
  3. Step 3: Cross multiply
    18,381.36x = 27,572.58 × 6,703.32
  4. Step 4: Simplify right side
    18,381.36x = 184,827,826.97
  5. Step 5: Solve for x
    x = 184,827,826.97/18,381.36
  6. Step 6: Final answer
    x = 10,055.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.