Home / 35,822.34-53,742.62-21,043.76

Finding the Fourth Proportional to 35,822.34, 53,742.62 and 21,043.76

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Solution

The fourth proportional to 35,822.34, 53,742.62 and 21,043.76 is: 31,570.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,822.34 : 53,742.62 = 21,043.76 : x
  2. Step 2: Convert to fraction form
    35,822.34/53,742.62 = 21,043.76/x
  3. Step 3: Cross multiply
    35,822.34x = 53,742.62 × 21,043.76
  4. Step 4: Simplify right side
    35,822.34x = 1,130,946,797.05
  5. Step 5: Solve for x
    x = 1,130,946,797.05/35,822.34
  6. Step 6: Final answer
    x = 31,570.99

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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.