Home / 42,484.23-63,725.40-10,893.96

Finding the Fourth Proportional to 42,484.23, 63,725.40 and 10,893.96

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Solution

The fourth proportional to 42,484.23, 63,725.40 and 10,893.96 is: 16,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,484.23 : 63,725.40 = 10,893.96 : x
  2. Step 2: Convert to fraction form
    42,484.23/63,725.40 = 10,893.96/x
  3. Step 3: Cross multiply
    42,484.23x = 63,725.40 × 10,893.96
  4. Step 4: Simplify right side
    42,484.23x = 694,221,958.58
  5. Step 5: Solve for x
    x = 694,221,958.58/42,484.23
  6. Step 6: Final answer
    x = 16,340.70

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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.