Home / 26,373.84-36,391.32-15,193.68

Finding the Fourth Proportional to 26,373.84, 36,391.32 and 15,193.68

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Solution

The fourth proportional to 26,373.84, 36,391.32 and 15,193.68 is: 20,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,373.84 : 36,391.32 = 15,193.68 : x
  2. Step 2: Convert to fraction form
    26,373.84/36,391.32 = 15,193.68/x
  3. Step 3: Cross multiply
    26,373.84x = 36,391.32 × 15,193.68
  4. Step 4: Simplify right side
    26,373.84x = 552,918,070.86
  5. Step 5: Solve for x
    x = 552,918,070.86/26,373.84
  6. Step 6: Final answer
    x = 20,964.64

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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.