Home / 30,006.81-44,999.42-10,280.07

Finding the Fourth Proportional to 30,006.81, 44,999.42 and 10,280.07

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Solution

The fourth proportional to 30,006.81, 44,999.42 and 10,280.07 is: 15,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.81 : 44,999.42 = 10,280.07 : x
  2. Step 2: Convert to fraction form
    30,006.81/44,999.42 = 10,280.07/x
  3. Step 3: Cross multiply
    30,006.81x = 44,999.42 × 10,280.07
  4. Step 4: Simplify right side
    30,006.81x = 462,597,136.16
  5. Step 5: Solve for x
    x = 462,597,136.16/30,006.81
  6. Step 6: Final answer
    x = 15,416.41

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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.