Home / 42,588.34-63,890.21-17,614.83

Finding the Fourth Proportional to 42,588.34, 63,890.21 and 17,614.83

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Solution

The fourth proportional to 42,588.34, 63,890.21 and 17,614.83 is: 26,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,588.34 : 63,890.21 = 17,614.83 : x
  2. Step 2: Convert to fraction form
    42,588.34/63,890.21 = 17,614.83/x
  3. Step 3: Cross multiply
    42,588.34x = 63,890.21 × 17,614.83
  4. Step 4: Simplify right side
    42,588.34x = 1,125,415,187.81
  5. Step 5: Solve for x
    x = 1,125,415,187.81/42,588.34
  6. Step 6: Final answer
    x = 26,425.43

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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.