Home / 19,521.10-26,927.31-14,411.56

Finding the Fourth Proportional to 19,521.10, 26,927.31 and 14,411.56

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Solution

The fourth proportional to 19,521.10, 26,927.31 and 14,411.56 is: 19,879.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.10 : 26,927.31 = 14,411.56 : x
  2. Step 2: Convert to fraction form
    19,521.10/26,927.31 = 14,411.56/x
  3. Step 3: Cross multiply
    19,521.10x = 26,927.31 × 14,411.56
  4. Step 4: Simplify right side
    19,521.10x = 388,064,543.70
  5. Step 5: Solve for x
    x = 388,064,543.70/19,521.10
  6. Step 6: Final answer
    x = 19,879.24

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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.