Home / 17,637.47-26,435.34-7,756.07

Finding the Fourth Proportional to 17,637.47, 26,435.34 and 7,756.07

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Solution

The fourth proportional to 17,637.47, 26,435.34 and 7,756.07 is: 11,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.47 : 26,435.34 = 7,756.07 : x
  2. Step 2: Convert to fraction form
    17,637.47/26,435.34 = 7,756.07/x
  3. Step 3: Cross multiply
    17,637.47x = 26,435.34 × 7,756.07
  4. Step 4: Simplify right side
    17,637.47x = 205,034,413.60
  5. Step 5: Solve for x
    x = 205,034,413.60/17,637.47
  6. Step 6: Final answer
    x = 11,624.94

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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.