Home / 13,432.37-20,148.75-4,667.58

Finding the Fourth Proportional to 13,432.37, 20,148.75 and 4,667.58

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Solution

The fourth proportional to 13,432.37, 20,148.75 and 4,667.58 is: 7,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432.37 : 20,148.75 = 4,667.58 : x
  2. Step 2: Convert to fraction form
    13,432.37/20,148.75 = 4,667.58/x
  3. Step 3: Cross multiply
    13,432.37x = 20,148.75 × 4,667.58
  4. Step 4: Simplify right side
    13,432.37x = 94,045,902.53
  5. Step 5: Solve for x
    x = 94,045,902.53/13,432.37
  6. Step 6: Final answer
    x = 7,001.44

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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.