Home / 21,364.08-32,051.61-15,367.07

Finding the Fourth Proportional to 21,364.08, 32,051.61 and 15,367.07

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Solution

The fourth proportional to 21,364.08, 32,051.61 and 15,367.07 is: 23,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,364.08 : 32,051.61 = 15,367.07 : x
  2. Step 2: Convert to fraction form
    21,364.08/32,051.61 = 15,367.07/x
  3. Step 3: Cross multiply
    21,364.08x = 32,051.61 × 15,367.07
  4. Step 4: Simplify right side
    21,364.08x = 492,539,174.22
  5. Step 5: Solve for x
    x = 492,539,174.22/21,364.08
  6. Step 6: Final answer
    x = 23,054.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.