Home / 28,903.08-43,360.47-16,429.08

Finding the Fourth Proportional to 28,903.08, 43,360.47 and 16,429.08

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Solution

The fourth proportional to 28,903.08, 43,360.47 and 16,429.08 is: 24,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,903.08 : 43,360.47 = 16,429.08 : x
  2. Step 2: Convert to fraction form
    28,903.08/43,360.47 = 16,429.08/x
  3. Step 3: Cross multiply
    28,903.08x = 43,360.47 × 16,429.08
  4. Step 4: Simplify right side
    28,903.08x = 712,372,630.47
  5. Step 5: Solve for x
    x = 712,372,630.47/28,903.08
  6. Step 6: Final answer
    x = 24,646.95

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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.