Home / 28,224.99-42,336.54-9,504.68

Finding the Fourth Proportional to 28,224.99, 42,336.54 and 9,504.68

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Solution

The fourth proportional to 28,224.99, 42,336.54 and 9,504.68 is: 14,256.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,224.99 : 42,336.54 = 9,504.68 : x
  2. Step 2: Convert to fraction form
    28,224.99/42,336.54 = 9,504.68/x
  3. Step 3: Cross multiply
    28,224.99x = 42,336.54 × 9,504.68
  4. Step 4: Simplify right side
    28,224.99x = 402,395,053.32
  5. Step 5: Solve for x
    x = 402,395,053.32/28,224.99
  6. Step 6: Final answer
    x = 14,256.69

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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.