Home / 13,457.08-20,185.73-3,596.25

Finding the Fourth Proportional to 13,457.08, 20,185.73 and 3,596.25

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Solution

The fourth proportional to 13,457.08, 20,185.73 and 3,596.25 is: 5,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,457.08 : 20,185.73 = 3,596.25 : x
  2. Step 2: Convert to fraction form
    13,457.08/20,185.73 = 3,596.25/x
  3. Step 3: Cross multiply
    13,457.08x = 20,185.73 × 3,596.25
  4. Step 4: Simplify right side
    13,457.08x = 72,592,931.51
  5. Step 5: Solve for x
    x = 72,592,931.51/13,457.08
  6. Step 6: Final answer
    x = 5,394.40

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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.