Home / 26,048.50-39,041.46-11,989.18

Finding the Fourth Proportional to 26,048.50, 39,041.46 and 11,989.18

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Solution

The fourth proportional to 26,048.50, 39,041.46 and 11,989.18 is: 17,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,048.50 : 39,041.46 = 11,989.18 : x
  2. Step 2: Convert to fraction form
    26,048.50/39,041.46 = 11,989.18/x
  3. Step 3: Cross multiply
    26,048.50x = 39,041.46 × 11,989.18
  4. Step 4: Simplify right side
    26,048.50x = 468,075,091.40
  5. Step 5: Solve for x
    x = 468,075,091.40/26,048.50
  6. Step 6: Final answer
    x = 17,969.37

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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.