Home / 16,971.51-23,443.52-13,041.75

Finding the Fourth Proportional to 16,971.51, 23,443.52 and 13,041.75

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Solution

The fourth proportional to 16,971.51, 23,443.52 and 13,041.75 is: 18,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.51 : 23,443.52 = 13,041.75 : x
  2. Step 2: Convert to fraction form
    16,971.51/23,443.52 = 13,041.75/x
  3. Step 3: Cross multiply
    16,971.51x = 23,443.52 × 13,041.75
  4. Step 4: Simplify right side
    16,971.51x = 305,744,526.96
  5. Step 5: Solve for x
    x = 305,744,526.96/16,971.51
  6. Step 6: Final answer
    x = 18,015.16

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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.