Home / 42,314.34-63,475.71-15,667.44

Finding the Fourth Proportional to 42,314.34, 63,475.71 and 15,667.44

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Solution

The fourth proportional to 42,314.34, 63,475.71 and 15,667.44 is: 23,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,314.34 : 63,475.71 = 15,667.44 : x
  2. Step 2: Convert to fraction form
    42,314.34/63,475.71 = 15,667.44/x
  3. Step 3: Cross multiply
    42,314.34x = 63,475.71 × 15,667.44
  4. Step 4: Simplify right side
    42,314.34x = 994,501,877.88
  5. Step 5: Solve for x
    x = 994,501,877.88/42,314.34
  6. Step 6: Final answer
    x = 23,502.72

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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.