Home / 14,351.16-19,815.66-11,569.08

Finding the Fourth Proportional to 14,351.16, 19,815.66 and 11,569.08

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Solution

The fourth proportional to 14,351.16, 19,815.66 and 11,569.08 is: 15,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.16 : 19,815.66 = 11,569.08 : x
  2. Step 2: Convert to fraction form
    14,351.16/19,815.66 = 11,569.08/x
  3. Step 3: Cross multiply
    14,351.16x = 19,815.66 × 11,569.08
  4. Step 4: Simplify right side
    14,351.16x = 229,248,955.79
  5. Step 5: Solve for x
    x = 229,248,955.79/14,351.16
  6. Step 6: Final answer
    x = 15,974.25

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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.