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Finding the Fourth Proportional to 46,643.58, 64,369.88 and 26,503.88

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Solution

The fourth proportional to 46,643.58, 64,369.88 and 26,503.88 is: 36,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,643.58 : 64,369.88 = 26,503.88 : x
  2. Step 2: Convert to fraction form
    46,643.58/64,369.88 = 26,503.88/x
  3. Step 3: Cross multiply
    46,643.58x = 64,369.88 × 26,503.88
  4. Step 4: Simplify right side
    46,643.58x = 1,706,051,120.77
  5. Step 5: Solve for x
    x = 1,706,051,120.77/46,643.58
  6. Step 6: Final answer
    x = 36,576.33

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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.