Home / 26,459.06-36,527.69-20,440.49

Finding the Fourth Proportional to 26,459.06, 36,527.69 and 20,440.49

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Solution

The fourth proportional to 26,459.06, 36,527.69 and 20,440.49 is: 28,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.06 : 36,527.69 = 20,440.49 : x
  2. Step 2: Convert to fraction form
    26,459.06/36,527.69 = 20,440.49/x
  3. Step 3: Cross multiply
    26,459.06x = 36,527.69 × 20,440.49
  4. Step 4: Simplify right side
    26,459.06x = 746,643,750.63
  5. Step 5: Solve for x
    x = 746,643,750.63/26,459.06
  6. Step 6: Final answer
    x = 28,218.84

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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.