Home / 28,698.68-39,598.52-16,762.52

Finding the Fourth Proportional to 28,698.68, 39,598.52 and 16,762.52

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Solution

The fourth proportional to 28,698.68, 39,598.52 and 16,762.52 is: 23,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.68 : 39,598.52 = 16,762.52 : x
  2. Step 2: Convert to fraction form
    28,698.68/39,598.52 = 16,762.52/x
  3. Step 3: Cross multiply
    28,698.68x = 39,598.52 × 16,762.52
  4. Step 4: Simplify right side
    28,698.68x = 663,770,983.47
  5. Step 5: Solve for x
    x = 663,770,983.47/28,698.68
  6. Step 6: Final answer
    x = 23,128.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.