Home / 35,121.84-52,688.01-12,933.51

Finding the Fourth Proportional to 35,121.84, 52,688.01 and 12,933.51

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Solution

The fourth proportional to 35,121.84, 52,688.01 and 12,933.51 is: 19,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.84 : 52,688.01 = 12,933.51 : x
  2. Step 2: Convert to fraction form
    35,121.84/52,688.01 = 12,933.51/x
  3. Step 3: Cross multiply
    35,121.84x = 52,688.01 × 12,933.51
  4. Step 4: Simplify right side
    35,121.84x = 681,440,904.22
  5. Step 5: Solve for x
    x = 681,440,904.22/35,121.84
  6. Step 6: Final answer
    x = 19,402.20

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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.