Home / 31,111.80-46,667.70-27,904.20

Finding the Fourth Proportional to 31,111.80, 46,667.70 and 27,904.20

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Solution

The fourth proportional to 31,111.80, 46,667.70 and 27,904.20 is: 41,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.80 : 46,667.70 = 27,904.20 : x
  2. Step 2: Convert to fraction form
    31,111.80/46,667.70 = 27,904.20/x
  3. Step 3: Cross multiply
    31,111.80x = 46,667.70 × 27,904.20
  4. Step 4: Simplify right side
    31,111.80x = 1,302,224,834.34
  5. Step 5: Solve for x
    x = 1,302,224,834.34/31,111.80
  6. Step 6: Final answer
    x = 41,856.30

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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.