Home / 35,739.63-49,318.88-19,823.74

Finding the Fourth Proportional to 35,739.63, 49,318.88 and 19,823.74

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Solution

The fourth proportional to 35,739.63, 49,318.88 and 19,823.74 is: 27,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.63 : 49,318.88 = 19,823.74 : x
  2. Step 2: Convert to fraction form
    35,739.63/49,318.88 = 19,823.74/x
  3. Step 3: Cross multiply
    35,739.63x = 49,318.88 × 19,823.74
  4. Step 4: Simplify right side
    35,739.63x = 977,684,431.80
  5. Step 5: Solve for x
    x = 977,684,431.80/35,739.63
  6. Step 6: Final answer
    x = 27,355.75

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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.