Home / 13,503.46-20,261.04-7,256.17

Finding the Fourth Proportional to 13,503.46, 20,261.04 and 7,256.17

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Solution

The fourth proportional to 13,503.46, 20,261.04 and 7,256.17 is: 10,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.46 : 20,261.04 = 7,256.17 : x
  2. Step 2: Convert to fraction form
    13,503.46/20,261.04 = 7,256.17/x
  3. Step 3: Cross multiply
    13,503.46x = 20,261.04 × 7,256.17
  4. Step 4: Simplify right side
    13,503.46x = 147,017,550.62
  5. Step 5: Solve for x
    x = 147,017,550.62/13,503.46
  6. Step 6: Final answer
    x = 10,887.40

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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.