Home / 18,973.64-26,183.12-10,476.38

Finding the Fourth Proportional to 18,973.64, 26,183.12 and 10,476.38

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Solution

The fourth proportional to 18,973.64, 26,183.12 and 10,476.38 is: 14,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.64 : 26,183.12 = 10,476.38 : x
  2. Step 2: Convert to fraction form
    18,973.64/26,183.12 = 10,476.38/x
  3. Step 3: Cross multiply
    18,973.64x = 26,183.12 × 10,476.38
  4. Step 4: Simplify right side
    18,973.64x = 274,304,314.71
  5. Step 5: Solve for x
    x = 274,304,314.71/18,973.64
  6. Step 6: Final answer
    x = 14,457.13

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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.