Home / 46,643.09-69,944.70-17,772.80

Finding the Fourth Proportional to 46,643.09, 69,944.70 and 17,772.80

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Solution

The fourth proportional to 46,643.09, 69,944.70 and 17,772.80 is: 26,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,643.09 : 69,944.70 = 17,772.80 : x
  2. Step 2: Convert to fraction form
    46,643.09/69,944.70 = 17,772.80/x
  3. Step 3: Cross multiply
    46,643.09x = 69,944.70 × 17,772.80
  4. Step 4: Simplify right side
    46,643.09x = 1,243,113,164.16
  5. Step 5: Solve for x
    x = 1,243,113,164.16/46,643.09
  6. Step 6: Final answer
    x = 26,651.60

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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.