Home / 26,266.40-39,428.40-14,573.60

Finding the Fourth Proportional to 26,266.40, 39,428.40 and 14,573.60

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Solution

The fourth proportional to 26,266.40, 39,428.40 and 14,573.60 is: 21,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266.40 : 39,428.40 = 14,573.60 : x
  2. Step 2: Convert to fraction form
    26,266.40/39,428.40 = 14,573.60/x
  3. Step 3: Cross multiply
    26,266.40x = 39,428.40 × 14,573.60
  4. Step 4: Simplify right side
    26,266.40x = 574,613,730.24
  5. Step 5: Solve for x
    x = 574,613,730.24/26,266.40
  6. Step 6: Final answer
    x = 21,876.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.