Home / 19,113.68-28,662.96-9,250.04

Finding the Fourth Proportional to 19,113.68, 28,662.96 and 9,250.04

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Solution

The fourth proportional to 19,113.68, 28,662.96 and 9,250.04 is: 13,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.68 : 28,662.96 = 9,250.04 : x
  2. Step 2: Convert to fraction form
    19,113.68/28,662.96 = 9,250.04/x
  3. Step 3: Cross multiply
    19,113.68x = 28,662.96 × 9,250.04
  4. Step 4: Simplify right side
    19,113.68x = 265,133,526.52
  5. Step 5: Solve for x
    x = 265,133,526.52/19,113.68
  6. Step 6: Final answer
    x = 13,871.40

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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.