Home / 13,040.05-19,555.16-4,718.01

Finding the Fourth Proportional to 13,040.05, 19,555.16 and 4,718.01

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Solution

The fourth proportional to 13,040.05, 19,555.16 and 4,718.01 is: 7,075.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.05 : 19,555.16 = 4,718.01 : x
  2. Step 2: Convert to fraction form
    13,040.05/19,555.16 = 4,718.01/x
  3. Step 3: Cross multiply
    13,040.05x = 19,555.16 × 4,718.01
  4. Step 4: Simplify right side
    13,040.05x = 92,261,440.43
  5. Step 5: Solve for x
    x = 92,261,440.43/13,040.05
  6. Step 6: Final answer
    x = 7,075.24

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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.