Home / 23,681.80-35,515.62-19,511.46

Finding the Fourth Proportional to 23,681.80, 35,515.62 and 19,511.46

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Solution

The fourth proportional to 23,681.80, 35,515.62 and 19,511.46 is: 29,261.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.80 : 35,515.62 = 19,511.46 : x
  2. Step 2: Convert to fraction form
    23,681.80/35,515.62 = 19,511.46/x
  3. Step 3: Cross multiply
    23,681.80x = 35,515.62 × 19,511.46
  4. Step 4: Simplify right side
    23,681.80x = 692,961,599.01
  5. Step 5: Solve for x
    x = 692,961,599.01/23,681.80
  6. Step 6: Final answer
    x = 29,261.36

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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.