Home / 15,549.84-23,303.88-8,519.28

Finding the Fourth Proportional to 15,549.84, 23,303.88 and 8,519.28

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Solution

The fourth proportional to 15,549.84, 23,303.88 and 8,519.28 is: 12,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.84 : 23,303.88 = 8,519.28 : x
  2. Step 2: Convert to fraction form
    15,549.84/23,303.88 = 8,519.28/x
  3. Step 3: Cross multiply
    15,549.84x = 23,303.88 × 8,519.28
  4. Step 4: Simplify right side
    15,549.84x = 198,532,278.81
  5. Step 5: Solve for x
    x = 198,532,278.81/15,549.84
  6. Step 6: Final answer
    x = 12,767.48

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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.