Home / 28,058.03-42,079.84-8,332.01

Finding the Fourth Proportional to 28,058.03, 42,079.84 and 8,332.01

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Solution

The fourth proportional to 28,058.03, 42,079.84 and 8,332.01 is: 12,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.03 : 42,079.84 = 8,332.01 : x
  2. Step 2: Convert to fraction form
    28,058.03/42,079.84 = 8,332.01/x
  3. Step 3: Cross multiply
    28,058.03x = 42,079.84 × 8,332.01
  4. Step 4: Simplify right side
    28,058.03x = 350,609,647.68
  5. Step 5: Solve for x
    x = 350,609,647.68/28,058.03
  6. Step 6: Final answer
    x = 12,495.88

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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.