Home / 28,532.52-42,798.78-15,467.63

Finding the Fourth Proportional to 28,532.52, 42,798.78 and 15,467.63

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Solution

The fourth proportional to 28,532.52, 42,798.78 and 15,467.63 is: 23,201.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532.52 : 42,798.78 = 15,467.63 : x
  2. Step 2: Convert to fraction form
    28,532.52/42,798.78 = 15,467.63/x
  3. Step 3: Cross multiply
    28,532.52x = 42,798.78 × 15,467.63
  4. Step 4: Simplify right side
    28,532.52x = 661,995,479.50
  5. Step 5: Solve for x
    x = 661,995,479.50/28,532.52
  6. Step 6: Final answer
    x = 23,201.44

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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.