Home / 30,006.84-45,010.26-19,627.32

Finding the Fourth Proportional to 30,006.84, 45,010.26 and 19,627.32

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Solution

The fourth proportional to 30,006.84, 45,010.26 and 19,627.32 is: 29,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.84 : 45,010.26 = 19,627.32 : x
  2. Step 2: Convert to fraction form
    30,006.84/45,010.26 = 19,627.32/x
  3. Step 3: Cross multiply
    30,006.84x = 45,010.26 × 19,627.32
  4. Step 4: Simplify right side
    30,006.84x = 883,430,776.30
  5. Step 5: Solve for x
    x = 883,430,776.30/30,006.84
  6. Step 6: Final answer
    x = 29,440.98

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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.