Home / 35,378.44-48,829.23-20,281.23

Finding the Fourth Proportional to 35,378.44, 48,829.23 and 20,281.23

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Solution

The fourth proportional to 35,378.44, 48,829.23 and 20,281.23 is: 27,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,378.44 : 48,829.23 = 20,281.23 : x
  2. Step 2: Convert to fraction form
    35,378.44/48,829.23 = 20,281.23/x
  3. Step 3: Cross multiply
    35,378.44x = 48,829.23 × 20,281.23
  4. Step 4: Simplify right side
    35,378.44x = 990,316,844.35
  5. Step 5: Solve for x
    x = 990,316,844.35/35,378.44
  6. Step 6: Final answer
    x = 27,992.10

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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.