Home / 35,031.21-48,343.02-22,455.96

Finding the Fourth Proportional to 35,031.21, 48,343.02 and 22,455.96

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Solution

The fourth proportional to 35,031.21, 48,343.02 and 22,455.96 is: 30,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,031.21 : 48,343.02 = 22,455.96 : x
  2. Step 2: Convert to fraction form
    35,031.21/48,343.02 = 22,455.96/x
  3. Step 3: Cross multiply
    35,031.21x = 48,343.02 × 22,455.96
  4. Step 4: Simplify right side
    35,031.21x = 1,085,588,923.40
  5. Step 5: Solve for x
    x = 1,085,588,923.40/35,031.21
  6. Step 6: Final answer
    x = 30,989.19

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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.