Home / 28,341.24-42,453.30-16,619.16

Finding the Fourth Proportional to 28,341.24, 42,453.30 and 16,619.16

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Solution

The fourth proportional to 28,341.24, 42,453.30 and 16,619.16 is: 24,894.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,341.24 : 42,453.30 = 16,619.16 : x
  2. Step 2: Convert to fraction form
    28,341.24/42,453.30 = 16,619.16/x
  3. Step 3: Cross multiply
    28,341.24x = 42,453.30 × 16,619.16
  4. Step 4: Simplify right side
    28,341.24x = 705,538,185.23
  5. Step 5: Solve for x
    x = 705,538,185.23/28,341.24
  6. Step 6: Final answer
    x = 24,894.40

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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.