Home / 30,810.70-46,216.05-25,999.30

Finding the Fourth Proportional to 30,810.70, 46,216.05 and 25,999.30

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Solution

The fourth proportional to 30,810.70, 46,216.05 and 25,999.30 is: 38,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,810.70 : 46,216.05 = 25,999.30 : x
  2. Step 2: Convert to fraction form
    30,810.70/46,216.05 = 25,999.30/x
  3. Step 3: Cross multiply
    30,810.70x = 46,216.05 × 25,999.30
  4. Step 4: Simplify right side
    30,810.70x = 1,201,584,948.77
  5. Step 5: Solve for x
    x = 1,201,584,948.77/30,810.70
  6. Step 6: Final answer
    x = 38,998.95

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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.