Home / 30,999.15-46,498.73-21,667.95

Finding the Fourth Proportional to 30,999.15, 46,498.73 and 21,667.95

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Solution

The fourth proportional to 30,999.15, 46,498.73 and 21,667.95 is: 32,501.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,999.15 : 46,498.73 = 21,667.95 : x
  2. Step 2: Convert to fraction form
    30,999.15/46,498.73 = 21,667.95/x
  3. Step 3: Cross multiply
    30,999.15x = 46,498.73 × 21,667.95
  4. Step 4: Simplify right side
    30,999.15x = 1,007,532,048.36
  5. Step 5: Solve for x
    x = 1,007,532,048.36/30,999.15
  6. Step 6: Final answer
    x = 32,501.93

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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.