Home / 13,434.84-20,148.48-4,669.56

Finding the Fourth Proportional to 13,434.84, 20,148.48 and 4,669.56

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Solution

The fourth proportional to 13,434.84, 20,148.48 and 4,669.56 is: 7,003.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434.84 : 20,148.48 = 4,669.56 : x
  2. Step 2: Convert to fraction form
    13,434.84/20,148.48 = 4,669.56/x
  3. Step 3: Cross multiply
    13,434.84x = 20,148.48 × 4,669.56
  4. Step 4: Simplify right side
    13,434.84x = 94,084,536.27
  5. Step 5: Solve for x
    x = 94,084,536.27/13,434.84
  6. Step 6: Final answer
    x = 7,003.03

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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.