Home / 30,485.10-41,975.96-26,687.01

Finding the Fourth Proportional to 30,485.10, 41,975.96 and 26,687.01

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Solution

The fourth proportional to 30,485.10, 41,975.96 and 26,687.01 is: 36,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,485.10 : 41,975.96 = 26,687.01 : x
  2. Step 2: Convert to fraction form
    30,485.10/41,975.96 = 26,687.01/x
  3. Step 3: Cross multiply
    30,485.10x = 41,975.96 × 26,687.01
  4. Step 4: Simplify right side
    30,485.10x = 1,120,212,864.28
  5. Step 5: Solve for x
    x = 1,120,212,864.28/30,485.10
  6. Step 6: Final answer
    x = 36,746.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.