Home / 19,525.16-26,926.28-12,816.60

Finding the Fourth Proportional to 19,525.16, 26,926.28 and 12,816.60

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Solution

The fourth proportional to 19,525.16, 26,926.28 and 12,816.60 is: 17,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525.16 : 26,926.28 = 12,816.60 : x
  2. Step 2: Convert to fraction form
    19,525.16/26,926.28 = 12,816.60/x
  3. Step 3: Cross multiply
    19,525.16x = 26,926.28 × 12,816.60
  4. Step 4: Simplify right side
    19,525.16x = 345,103,360.25
  5. Step 5: Solve for x
    x = 345,103,360.25/19,525.16
  6. Step 6: Final answer
    x = 17,674.80

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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.