Home / 39,283.02-58,904.14-19,283.60

Finding the Fourth Proportional to 39,283.02, 58,904.14 and 19,283.60

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Solution

The fourth proportional to 39,283.02, 58,904.14 and 19,283.60 is: 28,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.02 : 58,904.14 = 19,283.60 : x
  2. Step 2: Convert to fraction form
    39,283.02/58,904.14 = 19,283.60/x
  3. Step 3: Cross multiply
    39,283.02x = 58,904.14 × 19,283.60
  4. Step 4: Simplify right side
    39,283.02x = 1,135,883,874.10
  5. Step 5: Solve for x
    x = 1,135,883,874.10/39,283.02
  6. Step 6: Final answer
    x = 28,915.39

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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.