Home / 14,024.36-19,348.83-7,974

Finding the Fourth Proportional to 14,024.36, 19,348.83 and 7,974

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Solution

The fourth proportional to 14,024.36, 19,348.83 and 7,974 is: 11,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.36 : 19,348.83 = 7,974 : x
  2. Step 2: Convert to fraction form
    14,024.36/19,348.83 = 7,974/x
  3. Step 3: Cross multiply
    14,024.36x = 19,348.83 × 7,974
  4. Step 4: Simplify right side
    14,024.36x = 154,287,570.42
  5. Step 5: Solve for x
    x = 154,287,570.42/14,024.36
  6. Step 6: Final answer
    x = 11,001.40

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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.