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Finding the Fourth Proportional to 34,030.76, 46,962.60 and 19,880.60

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Solution

The fourth proportional to 34,030.76, 46,962.60 and 19,880.60 is: 27,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,030.76 : 46,962.60 = 19,880.60 : x
  2. Step 2: Convert to fraction form
    34,030.76/46,962.60 = 19,880.60/x
  3. Step 3: Cross multiply
    34,030.76x = 46,962.60 × 19,880.60
  4. Step 4: Simplify right side
    34,030.76x = 933,644,665.56
  5. Step 5: Solve for x
    x = 933,644,665.56/34,030.76
  6. Step 6: Final answer
    x = 27,435.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.