Home / 28,537.08-42,807.96-14,300.52

Finding the Fourth Proportional to 28,537.08, 42,807.96 and 14,300.52

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Solution

The fourth proportional to 28,537.08, 42,807.96 and 14,300.52 is: 21,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537.08 : 42,807.96 = 14,300.52 : x
  2. Step 2: Convert to fraction form
    28,537.08/42,807.96 = 14,300.52/x
  3. Step 3: Cross multiply
    28,537.08x = 42,807.96 × 14,300.52
  4. Step 4: Simplify right side
    28,537.08x = 612,176,088.14
  5. Step 5: Solve for x
    x = 612,176,088.14/28,537.08
  6. Step 6: Final answer
    x = 21,451.95

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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.