Home / 19,870.22-29,777.60-14,934.08

Finding the Fourth Proportional to 19,870.22, 29,777.60 and 14,934.08

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Solution

The fourth proportional to 19,870.22, 29,777.60 and 14,934.08 is: 22,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,870.22 : 29,777.60 = 14,934.08 : x
  2. Step 2: Convert to fraction form
    19,870.22/29,777.60 = 14,934.08/x
  3. Step 3: Cross multiply
    19,870.22x = 29,777.60 × 14,934.08
  4. Step 4: Simplify right side
    19,870.22x = 444,700,837.05
  5. Step 5: Solve for x
    x = 444,700,837.05/19,870.22
  6. Step 6: Final answer
    x = 22,380.27

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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.