Home / 35,058.64-52,456.20-20,966.80

Finding the Fourth Proportional to 35,058.64, 52,456.20 and 20,966.80

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Solution

The fourth proportional to 35,058.64, 52,456.20 and 20,966.80 is: 31,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,058.64 : 52,456.20 = 20,966.80 : x
  2. Step 2: Convert to fraction form
    35,058.64/52,456.20 = 20,966.80/x
  3. Step 3: Cross multiply
    35,058.64x = 52,456.20 × 20,966.80
  4. Step 4: Simplify right side
    35,058.64x = 1,099,838,654.16
  5. Step 5: Solve for x
    x = 1,099,838,654.16/35,058.64
  6. Step 6: Final answer
    x = 31,371.40

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1.5x scale

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.