Home / 46,912.10-70,368.12-11,851.74

Finding the Fourth Proportional to 46,912.10, 70,368.12 and 11,851.74

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Solution

The fourth proportional to 46,912.10, 70,368.12 and 11,851.74 is: 17,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,912.10 : 70,368.12 = 11,851.74 : x
  2. Step 2: Convert to fraction form
    46,912.10/70,368.12 = 11,851.74/x
  3. Step 3: Cross multiply
    46,912.10x = 70,368.12 × 11,851.74
  4. Step 4: Simplify right side
    46,912.10x = 833,984,662.53
  5. Step 5: Solve for x
    x = 833,984,662.53/46,912.10
  6. Step 6: Final answer
    x = 17,777.60

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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.