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Finding the Fourth Proportional to 46,570.99, 69,858.82 and 13,295.99

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Solution

The fourth proportional to 46,570.99, 69,858.82 and 13,295.99 is: 19,944.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,570.99 : 69,858.82 = 13,295.99 : x
  2. Step 2: Convert to fraction form
    46,570.99/69,858.82 = 13,295.99/x
  3. Step 3: Cross multiply
    46,570.99x = 69,858.82 × 13,295.99
  4. Step 4: Simplify right side
    46,570.99x = 928,842,172.13
  5. Step 5: Solve for x
    x = 928,842,172.13/46,570.99
  6. Step 6: Final answer
    x = 19,944.65

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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.