Home / 13,075.84-19,599.18-5,669.20

Finding the Fourth Proportional to 13,075.84, 19,599.18 and 5,669.20

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Solution

The fourth proportional to 13,075.84, 19,599.18 and 5,669.20 is: 8,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.84 : 19,599.18 = 5,669.20 : x
  2. Step 2: Convert to fraction form
    13,075.84/19,599.18 = 5,669.20/x
  3. Step 3: Cross multiply
    13,075.84x = 19,599.18 × 5,669.20
  4. Step 4: Simplify right side
    13,075.84x = 111,111,671.26
  5. Step 5: Solve for x
    x = 111,111,671.26/13,075.84
  6. Step 6: Final answer
    x = 8,497.48

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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.