Home / 13,041.12-18,005.03-10,051.41

Finding the Fourth Proportional to 13,041.12, 18,005.03 and 10,051.41

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Solution

The fourth proportional to 13,041.12, 18,005.03 and 10,051.41 is: 13,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.12 : 18,005.03 = 10,051.41 : x
  2. Step 2: Convert to fraction form
    13,041.12/18,005.03 = 10,051.41/x
  3. Step 3: Cross multiply
    13,041.12x = 18,005.03 × 10,051.41
  4. Step 4: Simplify right side
    13,041.12x = 180,975,938.59
  5. Step 5: Solve for x
    x = 180,975,938.59/13,041.12
  6. Step 6: Final answer
    x = 13,877.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.