Home / 21,827.79-32,741.96-7,036.79

Finding the Fourth Proportional to 21,827.79, 32,741.96 and 7,036.79

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Solution

The fourth proportional to 21,827.79, 32,741.96 and 7,036.79 is: 10,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827.79 : 32,741.96 = 7,036.79 : x
  2. Step 2: Convert to fraction form
    21,827.79/32,741.96 = 7,036.79/x
  3. Step 3: Cross multiply
    21,827.79x = 32,741.96 × 7,036.79
  4. Step 4: Simplify right side
    21,827.79x = 230,398,097.81
  5. Step 5: Solve for x
    x = 230,398,097.81/21,827.79
  6. Step 6: Final answer
    x = 10,555.26

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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.