Home / 19,361.04-26,719.68-10,864.16

Finding the Fourth Proportional to 19,361.04, 26,719.68 and 10,864.16

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Solution

The fourth proportional to 19,361.04, 26,719.68 and 10,864.16 is: 14,993.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.04 : 26,719.68 = 10,864.16 : x
  2. Step 2: Convert to fraction form
    19,361.04/26,719.68 = 10,864.16/x
  3. Step 3: Cross multiply
    19,361.04x = 26,719.68 × 10,864.16
  4. Step 4: Simplify right side
    19,361.04x = 290,286,878.67
  5. Step 5: Solve for x
    x = 290,286,878.67/19,361.04
  6. Step 6: Final answer
    x = 14,993.35

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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.