Home / 28,831.66-43,246.94-10,106.50

Finding the Fourth Proportional to 28,831.66, 43,246.94 and 10,106.50

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Solution

The fourth proportional to 28,831.66, 43,246.94 and 10,106.50 is: 15,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,831.66 : 43,246.94 = 10,106.50 : x
  2. Step 2: Convert to fraction form
    28,831.66/43,246.94 = 10,106.50/x
  3. Step 3: Cross multiply
    28,831.66x = 43,246.94 × 10,106.50
  4. Step 4: Simplify right side
    28,831.66x = 437,075,199.11
  5. Step 5: Solve for x
    x = 437,075,199.11/28,831.66
  6. Step 6: Final answer
    x = 15,159.56

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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.