Home / 19,343.59-26,696.85-13,983.41

Finding the Fourth Proportional to 19,343.59, 26,696.85 and 13,983.41

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Solution

The fourth proportional to 19,343.59, 26,696.85 and 13,983.41 is: 19,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.59 : 26,696.85 = 13,983.41 : x
  2. Step 2: Convert to fraction form
    19,343.59/26,696.85 = 13,983.41/x
  3. Step 3: Cross multiply
    19,343.59x = 26,696.85 × 13,983.41
  4. Step 4: Simplify right side
    19,343.59x = 373,312,999.26
  5. Step 5: Solve for x
    x = 373,312,999.26/19,343.59
  6. Step 6: Final answer
    x = 19,299.05

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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.