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Finding the Fourth Proportional to 46,301.60, 63,896 and 25,080.80

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Solution

The fourth proportional to 46,301.60, 63,896 and 25,080.80 is: 34,611.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,301.60 : 63,896 = 25,080.80 : x
  2. Step 2: Convert to fraction form
    46,301.60/63,896 = 25,080.80/x
  3. Step 3: Cross multiply
    46,301.60x = 63,896 × 25,080.80
  4. Step 4: Simplify right side
    46,301.60x = 1,602,562,796.80
  5. Step 5: Solve for x
    x = 1,602,562,796.80/46,301.60
  6. Step 6: Final answer
    x = 34,611.39

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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.