Home / 19,927.64-29,872.66-9,922.94

Finding the Fourth Proportional to 19,927.64, 29,872.66 and 9,922.94

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Solution

The fourth proportional to 19,927.64, 29,872.66 and 9,922.94 is: 14,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.64 : 29,872.66 = 9,922.94 : x
  2. Step 2: Convert to fraction form
    19,927.64/29,872.66 = 9,922.94/x
  3. Step 3: Cross multiply
    19,927.64x = 29,872.66 × 9,922.94
  4. Step 4: Simplify right side
    19,927.64x = 296,424,612.82
  5. Step 5: Solve for x
    x = 296,424,612.82/19,927.64
  6. Step 6: Final answer
    x = 14,875.05

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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.