Home / 19,040.64-26,256.80-14,677.56

Finding the Fourth Proportional to 19,040.64, 26,256.80 and 14,677.56

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Solution

The fourth proportional to 19,040.64, 26,256.80 and 14,677.56 is: 20,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.64 : 26,256.80 = 14,677.56 : x
  2. Step 2: Convert to fraction form
    19,040.64/26,256.80 = 14,677.56/x
  3. Step 3: Cross multiply
    19,040.64x = 26,256.80 × 14,677.56
  4. Step 4: Simplify right side
    19,040.64x = 385,385,757.41
  5. Step 5: Solve for x
    x = 385,385,757.41/19,040.64
  6. Step 6: Final answer
    x = 20,240.17

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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.