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Finding the Fourth Proportional to 46,017.53, 69,012.94 and 17,931.32

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Solution

The fourth proportional to 46,017.53, 69,012.94 and 17,931.32 is: 26,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,017.53 : 69,012.94 = 17,931.32 : x
  2. Step 2: Convert to fraction form
    46,017.53/69,012.94 = 17,931.32/x
  3. Step 3: Cross multiply
    46,017.53x = 69,012.94 × 17,931.32
  4. Step 4: Simplify right side
    46,017.53x = 1,237,493,111.28
  5. Step 5: Solve for x
    x = 1,237,493,111.28/46,017.53
  6. Step 6: Final answer
    x = 26,891.78

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1.5x scale

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.