Home / 17,570.70-26,357.89-5,725.40

Finding the Fourth Proportional to 17,570.70, 26,357.89 and 5,725.40

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Solution

The fourth proportional to 17,570.70, 26,357.89 and 5,725.40 is: 8,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.70 : 26,357.89 = 5,725.40 : x
  2. Step 2: Convert to fraction form
    17,570.70/26,357.89 = 5,725.40/x
  3. Step 3: Cross multiply
    17,570.70x = 26,357.89 × 5,725.40
  4. Step 4: Simplify right side
    17,570.70x = 150,909,463.41
  5. Step 5: Solve for x
    x = 150,909,463.41/17,570.70
  6. Step 6: Final answer
    x = 8,588.70

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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.