Home / 36,421.57-54,588.57-15,353.47

Finding the Fourth Proportional to 36,421.57, 54,588.57 and 15,353.47

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Solution

The fourth proportional to 36,421.57, 54,588.57 and 15,353.47 is: 23,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,421.57 : 54,588.57 = 15,353.47 : x
  2. Step 2: Convert to fraction form
    36,421.57/54,588.57 = 15,353.47/x
  3. Step 3: Cross multiply
    36,421.57x = 54,588.57 × 15,353.47
  4. Step 4: Simplify right side
    36,421.57x = 838,123,971.84
  5. Step 5: Solve for x
    x = 838,123,971.84/36,421.57
  6. Step 6: Final answer
    x = 23,011.75

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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.