Home / 35,598.13-53,480.24-20,817.45

Finding the Fourth Proportional to 35,598.13, 53,480.24 and 20,817.45

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Solution

The fourth proportional to 35,598.13, 53,480.24 and 20,817.45 is: 31,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,598.13 : 53,480.24 = 20,817.45 : x
  2. Step 2: Convert to fraction form
    35,598.13/53,480.24 = 20,817.45/x
  3. Step 3: Cross multiply
    35,598.13x = 53,480.24 × 20,817.45
  4. Step 4: Simplify right side
    35,598.13x = 1,113,322,118.10
  5. Step 5: Solve for x
    x = 1,113,322,118.10/35,598.13
  6. Step 6: Final answer
    x = 31,274.74

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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.