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Finding the Fourth Proportional to 46,653.50, 69,978.11 and 15,065.01

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Solution

The fourth proportional to 46,653.50, 69,978.11 and 15,065.01 is: 22,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,653.50 : 69,978.11 = 15,065.01 : x
  2. Step 2: Convert to fraction form
    46,653.50/69,978.11 = 15,065.01/x
  3. Step 3: Cross multiply
    46,653.50x = 69,978.11 × 15,065.01
  4. Step 4: Simplify right side
    46,653.50x = 1,054,220,851.61
  5. Step 5: Solve for x
    x = 1,054,220,851.61/46,653.50
  6. Step 6: Final answer
    x = 22,596.82

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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.