Home / 23,878.02-35,804.65-12,639.45

Finding the Fourth Proportional to 23,878.02, 35,804.65 and 12,639.45

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Solution

The fourth proportional to 23,878.02, 35,804.65 and 12,639.45 is: 18,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.02 : 35,804.65 = 12,639.45 : x
  2. Step 2: Convert to fraction form
    23,878.02/35,804.65 = 12,639.45/x
  3. Step 3: Cross multiply
    23,878.02x = 35,804.65 × 12,639.45
  4. Step 4: Simplify right side
    23,878.02x = 452,551,083.44
  5. Step 5: Solve for x
    x = 452,551,083.44/23,878.02
  6. Step 6: Final answer
    x = 18,952.62

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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.