Home / 42,608.35-63,912.25-13,026.07

Finding the Fourth Proportional to 42,608.35, 63,912.25 and 13,026.07

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Solution

The fourth proportional to 42,608.35, 63,912.25 and 13,026.07 is: 19,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,608.35 : 63,912.25 = 13,026.07 : x
  2. Step 2: Convert to fraction form
    42,608.35/63,912.25 = 13,026.07/x
  3. Step 3: Cross multiply
    42,608.35x = 63,912.25 × 13,026.07
  4. Step 4: Simplify right side
    42,608.35x = 832,525,442.36
  5. Step 5: Solve for x
    x = 832,525,442.36/42,608.35
  6. Step 6: Final answer
    x = 19,539.02

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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.