Home / 26,918.40-40,394.24-14,615.04

Finding the Fourth Proportional to 26,918.40, 40,394.24 and 14,615.04

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Solution

The fourth proportional to 26,918.40, 40,394.24 and 14,615.04 is: 21,931.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.40 : 40,394.24 = 14,615.04 : x
  2. Step 2: Convert to fraction form
    26,918.40/40,394.24 = 14,615.04/x
  3. Step 3: Cross multiply
    26,918.40x = 40,394.24 × 14,615.04
  4. Step 4: Simplify right side
    26,918.40x = 590,363,433.37
  5. Step 5: Solve for x
    x = 590,363,433.37/26,918.40
  6. Step 6: Final answer
    x = 21,931.59

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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.