Home / 17,907.17-26,860.76-6,220.40

Finding the Fourth Proportional to 17,907.17, 26,860.76 and 6,220.40

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Solution

The fourth proportional to 17,907.17, 26,860.76 and 6,220.40 is: 9,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.17 : 26,860.76 = 6,220.40 : x
  2. Step 2: Convert to fraction form
    17,907.17/26,860.76 = 6,220.40/x
  3. Step 3: Cross multiply
    17,907.17x = 26,860.76 × 6,220.40
  4. Step 4: Simplify right side
    17,907.17x = 167,084,640.40
  5. Step 5: Solve for x
    x = 167,084,640.40/17,907.17
  6. Step 6: Final answer
    x = 9,330.60

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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.