Home / 35,262.60-48,663.41-20,157.72

Finding the Fourth Proportional to 35,262.60, 48,663.41 and 20,157.72

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Solution

The fourth proportional to 35,262.60, 48,663.41 and 20,157.72 is: 27,818.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,262.60 : 48,663.41 = 20,157.72 : x
  2. Step 2: Convert to fraction form
    35,262.60/48,663.41 = 20,157.72/x
  3. Step 3: Cross multiply
    35,262.60x = 48,663.41 × 20,157.72
  4. Step 4: Simplify right side
    35,262.60x = 980,943,292.24
  5. Step 5: Solve for x
    x = 980,943,292.24/35,262.60
  6. Step 6: Final answer
    x = 27,818.23

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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.