Home / 35,907.32-53,836.68-12,521

Finding the Fourth Proportional to 35,907.32, 53,836.68 and 12,521

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Solution

The fourth proportional to 35,907.32, 53,836.68 and 12,521 is: 18,773.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.32 : 53,836.68 = 12,521 : x
  2. Step 2: Convert to fraction form
    35,907.32/53,836.68 = 12,521/x
  3. Step 3: Cross multiply
    35,907.32x = 53,836.68 × 12,521
  4. Step 4: Simplify right side
    35,907.32x = 674,089,070.28
  5. Step 5: Solve for x
    x = 674,089,070.28/35,907.32
  6. Step 6: Final answer
    x = 18,773.03

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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.