Home / 13,948.34-20,904.72-6,536.45

Finding the Fourth Proportional to 13,948.34, 20,904.72 and 6,536.45

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Solution

The fourth proportional to 13,948.34, 20,904.72 and 6,536.45 is: 9,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.34 : 20,904.72 = 6,536.45 : x
  2. Step 2: Convert to fraction form
    13,948.34/20,904.72 = 6,536.45/x
  3. Step 3: Cross multiply
    13,948.34x = 20,904.72 × 6,536.45
  4. Step 4: Simplify right side
    13,948.34x = 136,642,657.04
  5. Step 5: Solve for x
    x = 136,642,657.04/13,948.34
  6. Step 6: Final answer
    x = 9,796.34

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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.