Home / 46,974.02-70,460.88-11,913.60

Finding the Fourth Proportional to 46,974.02, 70,460.88 and 11,913.60

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Solution

The fourth proportional to 46,974.02, 70,460.88 and 11,913.60 is: 17,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,974.02 : 70,460.88 = 11,913.60 : x
  2. Step 2: Convert to fraction form
    46,974.02/70,460.88 = 11,913.60/x
  3. Step 3: Cross multiply
    46,974.02x = 70,460.88 × 11,913.60
  4. Step 4: Simplify right side
    46,974.02x = 839,442,739.97
  5. Step 5: Solve for x
    x = 839,442,739.97/46,974.02
  6. Step 6: Final answer
    x = 17,870.36

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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.