Home / 28,950.03-43,430.21-10,240.92

Finding the Fourth Proportional to 28,950.03, 43,430.21 and 10,240.92

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Solution

The fourth proportional to 28,950.03, 43,430.21 and 10,240.92 is: 15,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950.03 : 43,430.21 = 10,240.92 : x
  2. Step 2: Convert to fraction form
    28,950.03/43,430.21 = 10,240.92/x
  3. Step 3: Cross multiply
    28,950.03x = 43,430.21 × 10,240.92
  4. Step 4: Simplify right side
    28,950.03x = 444,765,254.99
  5. Step 5: Solve for x
    x = 444,765,254.99/28,950.03
  6. Step 6: Final answer
    x = 15,363.21

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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.