Home / 13,741.90-20,598.54-10,448.08

Finding the Fourth Proportional to 13,741.90, 20,598.54 and 10,448.08

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Solution

The fourth proportional to 13,741.90, 20,598.54 and 10,448.08 is: 15,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.90 : 20,598.54 = 10,448.08 : x
  2. Step 2: Convert to fraction form
    13,741.90/20,598.54 = 10,448.08/x
  3. Step 3: Cross multiply
    13,741.90x = 20,598.54 × 10,448.08
  4. Step 4: Simplify right side
    13,741.90x = 215,215,193.80
  5. Step 5: Solve for x
    x = 215,215,193.80/13,741.90
  6. Step 6: Final answer
    x = 15,661.24

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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.