Home / 35,570.88-49,091.04-20,664

Finding the Fourth Proportional to 35,570.88, 49,091.04 and 20,664

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Solution

The fourth proportional to 35,570.88, 49,091.04 and 20,664 is: 28,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,570.88 : 49,091.04 = 20,664 : x
  2. Step 2: Convert to fraction form
    35,570.88/49,091.04 = 20,664/x
  3. Step 3: Cross multiply
    35,570.88x = 49,091.04 × 20,664
  4. Step 4: Simplify right side
    35,570.88x = 1,014,417,250.56
  5. Step 5: Solve for x
    x = 1,014,417,250.56/35,570.88
  6. Step 6: Final answer
    x = 28,518.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.