Home / 12,531.96-18,807.44-4,641.93

Finding the Fourth Proportional to 12,531.96, 18,807.44 and 4,641.93

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Solution

The fourth proportional to 12,531.96, 18,807.44 and 4,641.93 is: 6,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.96 : 18,807.44 = 4,641.93 : x
  2. Step 2: Convert to fraction form
    12,531.96/18,807.44 = 4,641.93/x
  3. Step 3: Cross multiply
    12,531.96x = 18,807.44 × 4,641.93
  4. Step 4: Simplify right side
    12,531.96x = 87,302,796.75
  5. Step 5: Solve for x
    x = 87,302,796.75/12,531.96
  6. Step 6: Final answer
    x = 6,966.41

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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.