Home / 30,152.23-41,567.04-21,651.64

Finding the Fourth Proportional to 30,152.23, 41,567.04 and 21,651.64

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Solution

The fourth proportional to 30,152.23, 41,567.04 and 21,651.64 is: 29,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.23 : 41,567.04 = 21,651.64 : x
  2. Step 2: Convert to fraction form
    30,152.23/41,567.04 = 21,651.64/x
  3. Step 3: Cross multiply
    30,152.23x = 41,567.04 × 21,651.64
  4. Step 4: Simplify right side
    30,152.23x = 899,994,585.95
  5. Step 5: Solve for x
    x = 899,994,585.95/30,152.23
  6. Step 6: Final answer
    x = 29,848.36

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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.