Home / 19,140.24-26,413.56-10,756.76

Finding the Fourth Proportional to 19,140.24, 26,413.56 and 10,756.76

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Solution

The fourth proportional to 19,140.24, 26,413.56 and 10,756.76 is: 14,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,140.24 : 26,413.56 = 10,756.76 : x
  2. Step 2: Convert to fraction form
    19,140.24/26,413.56 = 10,756.76/x
  3. Step 3: Cross multiply
    19,140.24x = 26,413.56 × 10,756.76
  4. Step 4: Simplify right side
    19,140.24x = 284,124,325.67
  5. Step 5: Solve for x
    x = 284,124,325.67/19,140.24
  6. Step 6: Final answer
    x = 14,844.34

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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.