Home / 17,376.80-23,973.51-11,411.78

Finding the Fourth Proportional to 17,376.80, 23,973.51 and 11,411.78

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Solution

The fourth proportional to 17,376.80, 23,973.51 and 11,411.78 is: 15,744.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376.80 : 23,973.51 = 11,411.78 : x
  2. Step 2: Convert to fraction form
    17,376.80/23,973.51 = 11,411.78/x
  3. Step 3: Cross multiply
    17,376.80x = 23,973.51 × 11,411.78
  4. Step 4: Simplify right side
    17,376.80x = 273,580,421.95
  5. Step 5: Solve for x
    x = 273,580,421.95/17,376.80
  6. Step 6: Final answer
    x = 15,744.00

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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.