Home / 15,356.79-23,035.19-4,263.48

Finding the Fourth Proportional to 15,356.79, 23,035.19 and 4,263.48

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Solution

The fourth proportional to 15,356.79, 23,035.19 and 4,263.48 is: 6,395.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.79 : 23,035.19 = 4,263.48 : x
  2. Step 2: Convert to fraction form
    15,356.79/23,035.19 = 4,263.48/x
  3. Step 3: Cross multiply
    15,356.79x = 23,035.19 × 4,263.48
  4. Step 4: Simplify right side
    15,356.79x = 98,210,050.54
  5. Step 5: Solve for x
    x = 98,210,050.54/15,356.79
  6. Step 6: Final answer
    x = 6,395.22

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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.