Home / 46,660.35-69,993.95-19,980.32

Finding the Fourth Proportional to 46,660.35, 69,993.95 and 19,980.32

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Solution

The fourth proportional to 46,660.35, 69,993.95 and 19,980.32 is: 29,971.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,660.35 : 69,993.95 = 19,980.32 : x
  2. Step 2: Convert to fraction form
    46,660.35/69,993.95 = 19,980.32/x
  3. Step 3: Cross multiply
    46,660.35x = 69,993.95 × 19,980.32
  4. Step 4: Simplify right side
    46,660.35x = 1,398,501,069.19
  5. Step 5: Solve for x
    x = 1,398,501,069.19/46,660.35
  6. Step 6: Final answer
    x = 29,971.94

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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.