Home / 30,893.83-42,633.16-17,281.69

Finding the Fourth Proportional to 30,893.83, 42,633.16 and 17,281.69

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Solution

The fourth proportional to 30,893.83, 42,633.16 and 17,281.69 is: 23,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893.83 : 42,633.16 = 17,281.69 : x
  2. Step 2: Convert to fraction form
    30,893.83/42,633.16 = 17,281.69/x
  3. Step 3: Cross multiply
    30,893.83x = 42,633.16 × 17,281.69
  4. Step 4: Simplify right side
    30,893.83x = 736,773,177.27
  5. Step 5: Solve for x
    x = 736,773,177.27/30,893.83
  6. Step 6: Final answer
    x = 23,848.56

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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.