Home / 19,103.08-26,362.18-10,719.56

Finding the Fourth Proportional to 19,103.08, 26,362.18 and 10,719.56

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Solution

The fourth proportional to 19,103.08, 26,362.18 and 10,719.56 is: 14,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.08 : 26,362.18 = 10,719.56 : x
  2. Step 2: Convert to fraction form
    19,103.08/26,362.18 = 10,719.56/x
  3. Step 3: Cross multiply
    19,103.08x = 26,362.18 × 10,719.56
  4. Step 4: Simplify right side
    19,103.08x = 282,590,970.24
  5. Step 5: Solve for x
    x = 282,590,970.24/19,103.08
  6. Step 6: Final answer
    x = 14,792.95

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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.