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Finding the Fourth Proportional to 46,492.65, 69,735.01 and 18,405.07

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Solution

The fourth proportional to 46,492.65, 69,735.01 and 18,405.07 is: 27,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,492.65 : 69,735.01 = 18,405.07 : x
  2. Step 2: Convert to fraction form
    46,492.65/69,735.01 = 18,405.07/x
  3. Step 3: Cross multiply
    46,492.65x = 69,735.01 × 18,405.07
  4. Step 4: Simplify right side
    46,492.65x = 1,283,477,740.50
  5. Step 5: Solve for x
    x = 1,283,477,740.50/46,492.65
  6. Step 6: Final answer
    x = 27,606.04

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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.