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Finding the Fourth Proportional to 46,991.03, 64,848.65 and 25,770.24

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Solution

The fourth proportional to 46,991.03, 64,848.65 and 25,770.24 is: 35,563.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,991.03 : 64,848.65 = 25,770.24 : x
  2. Step 2: Convert to fraction form
    46,991.03/64,848.65 = 25,770.24/x
  3. Step 3: Cross multiply
    46,991.03x = 64,848.65 × 25,770.24
  4. Step 4: Simplify right side
    46,991.03x = 1,671,165,145.32
  5. Step 5: Solve for x
    x = 1,671,165,145.32/46,991.03
  6. Step 6: Final answer
    x = 35,563.50

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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.