Home / 46,280.21-69,448.10-19,984.95

Finding the Fourth Proportional to 46,280.21, 69,448.10 and 19,984.95

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Solution

The fourth proportional to 46,280.21, 69,448.10 and 19,984.95 is: 29,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,280.21 : 69,448.10 = 19,984.95 : x
  2. Step 2: Convert to fraction form
    46,280.21/69,448.10 = 19,984.95/x
  3. Step 3: Cross multiply
    46,280.21x = 69,448.10 × 19,984.95
  4. Step 4: Simplify right side
    46,280.21x = 1,387,916,706.17
  5. Step 5: Solve for x
    x = 1,387,916,706.17/46,280.21
  6. Step 6: Final answer
    x = 29,989.42

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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.