Home / 13,459.48-20,253.42-11,104.70

Finding the Fourth Proportional to 13,459.48, 20,253.42 and 11,104.70

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Solution

The fourth proportional to 13,459.48, 20,253.42 and 11,104.70 is: 16,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.48 : 20,253.42 = 11,104.70 : x
  2. Step 2: Convert to fraction form
    13,459.48/20,253.42 = 11,104.70/x
  3. Step 3: Cross multiply
    13,459.48x = 20,253.42 × 11,104.70
  4. Step 4: Simplify right side
    13,459.48x = 224,908,051.81
  5. Step 5: Solve for x
    x = 224,908,051.81/13,459.48
  6. Step 6: Final answer
    x = 16,710.01

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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.