Home / 18,341.80-27,526.56-12,716.28

Finding the Fourth Proportional to 18,341.80, 27,526.56 and 12,716.28

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Solution

The fourth proportional to 18,341.80, 27,526.56 and 12,716.28 is: 19,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.80 : 27,526.56 = 12,716.28 : x
  2. Step 2: Convert to fraction form
    18,341.80/27,526.56 = 12,716.28/x
  3. Step 3: Cross multiply
    18,341.80x = 27,526.56 × 12,716.28
  4. Step 4: Simplify right side
    18,341.80x = 350,035,444.40
  5. Step 5: Solve for x
    x = 350,035,444.40/18,341.80
  6. Step 6: Final answer
    x = 19,084.03

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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.