Home / 13,563.65-18,717.32-7,595.02

Finding the Fourth Proportional to 13,563.65, 18,717.32 and 7,595.02

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Solution

The fourth proportional to 13,563.65, 18,717.32 and 7,595.02 is: 10,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,563.65 : 18,717.32 = 7,595.02 : x
  2. Step 2: Convert to fraction form
    13,563.65/18,717.32 = 7,595.02/x
  3. Step 3: Cross multiply
    13,563.65x = 18,717.32 × 7,595.02
  4. Step 4: Simplify right side
    13,563.65x = 142,158,419.75
  5. Step 5: Solve for x
    x = 142,158,419.75/13,563.65
  6. Step 6: Final answer
    x = 10,480.84

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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.