Home / 18,395.41-27,573.93-8,526.55

Finding the Fourth Proportional to 18,395.41, 27,573.93 and 8,526.55

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Solution

The fourth proportional to 18,395.41, 27,573.93 and 8,526.55 is: 12,780.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.41 : 27,573.93 = 8,526.55 : x
  2. Step 2: Convert to fraction form
    18,395.41/27,573.93 = 8,526.55/x
  3. Step 3: Cross multiply
    18,395.41x = 27,573.93 × 8,526.55
  4. Step 4: Simplify right side
    18,395.41x = 235,110,492.84
  5. Step 5: Solve for x
    x = 235,110,492.84/18,395.41
  6. Step 6: Final answer
    x = 12,780.93

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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.