Home / 28,270.04-39,029.56-17,674.02

Finding the Fourth Proportional to 28,270.04, 39,029.56 and 17,674.02

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Solution

The fourth proportional to 28,270.04, 39,029.56 and 17,674.02 is: 24,400.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.04 : 39,029.56 = 17,674.02 : x
  2. Step 2: Convert to fraction form
    28,270.04/39,029.56 = 17,674.02/x
  3. Step 3: Cross multiply
    28,270.04x = 39,029.56 × 17,674.02
  4. Step 4: Simplify right side
    28,270.04x = 689,809,224.03
  5. Step 5: Solve for x
    x = 689,809,224.03/28,270.04
  6. Step 6: Final answer
    x = 24,400.72

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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.