Home / 35,020.64-48,324.28-19,913.36

Finding the Fourth Proportional to 35,020.64, 48,324.28 and 19,913.36

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Solution

The fourth proportional to 35,020.64, 48,324.28 and 19,913.36 is: 27,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.64 : 48,324.28 = 19,913.36 : x
  2. Step 2: Convert to fraction form
    35,020.64/48,324.28 = 19,913.36/x
  3. Step 3: Cross multiply
    35,020.64x = 48,324.28 × 19,913.36
  4. Step 4: Simplify right side
    35,020.64x = 962,298,784.38
  5. Step 5: Solve for x
    x = 962,298,784.38/35,020.64
  6. Step 6: Final answer
    x = 27,478.05

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1.5x scale

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.