Home / 29,075.21-43,612.86-8,298.71

Finding the Fourth Proportional to 29,075.21, 43,612.86 and 8,298.71

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Solution

The fourth proportional to 29,075.21, 43,612.86 and 8,298.71 is: 12,448.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075.21 : 43,612.86 = 8,298.71 : x
  2. Step 2: Convert to fraction form
    29,075.21/43,612.86 = 8,298.71/x
  3. Step 3: Cross multiply
    29,075.21x = 43,612.86 × 8,298.71
  4. Step 4: Simplify right side
    29,075.21x = 361,930,477.41
  5. Step 5: Solve for x
    x = 361,930,477.41/29,075.21
  6. Step 6: Final answer
    x = 12,448.08

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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.