Home / 46,314.60-63,915.31-28,419.47

Finding the Fourth Proportional to 46,314.60, 63,915.31 and 28,419.47

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Solution

The fourth proportional to 46,314.60, 63,915.31 and 28,419.47 is: 39,219.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,314.60 : 63,915.31 = 28,419.47 : x
  2. Step 2: Convert to fraction form
    46,314.60/63,915.31 = 28,419.47/x
  3. Step 3: Cross multiply
    46,314.60x = 63,915.31 × 28,419.47
  4. Step 4: Simplify right side
    46,314.60x = 1,816,439,235.09
  5. Step 5: Solve for x
    x = 1,816,439,235.09/46,314.60
  6. Step 6: Final answer
    x = 39,219.58

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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.