Home / 35,973.12-53,967.36-12,600.96

Finding the Fourth Proportional to 35,973.12, 53,967.36 and 12,600.96

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Solution

The fourth proportional to 35,973.12, 53,967.36 and 12,600.96 is: 18,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.12 : 53,967.36 = 12,600.96 : x
  2. Step 2: Convert to fraction form
    35,973.12/53,967.36 = 12,600.96/x
  3. Step 3: Cross multiply
    35,973.12x = 53,967.36 × 12,600.96
  4. Step 4: Simplify right side
    35,973.12x = 680,040,544.67
  5. Step 5: Solve for x
    x = 680,040,544.67/35,973.12
  6. Step 6: Final answer
    x = 18,904.13

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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.