Home / 66,386.58-99,625.85-26,401.46

Finding the Fourth Proportional to 66,386.58, 99,625.85 and 26,401.46

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Solution

The fourth proportional to 66,386.58, 99,625.85 and 26,401.46 is: 39,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,386.58 : 99,625.85 = 26,401.46 : x
  2. Step 2: Convert to fraction form
    66,386.58/99,625.85 = 26,401.46/x
  3. Step 3: Cross multiply
    66,386.58x = 99,625.85 × 26,401.46
  4. Step 4: Simplify right side
    66,386.58x = 2,630,267,893.74
  5. Step 5: Solve for x
    x = 2,630,267,893.74/66,386.58
  6. Step 6: Final answer
    x = 39,620.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.