Home / 14,058.69-21,080.05-5,728.95

Finding the Fourth Proportional to 14,058.69, 21,080.05 and 5,728.95

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Solution

The fourth proportional to 14,058.69, 21,080.05 and 5,728.95 is: 8,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.69 : 21,080.05 = 5,728.95 : x
  2. Step 2: Convert to fraction form
    14,058.69/21,080.05 = 5,728.95/x
  3. Step 3: Cross multiply
    14,058.69x = 21,080.05 × 5,728.95
  4. Step 4: Simplify right side
    14,058.69x = 120,766,559.61
  5. Step 5: Solve for x
    x = 120,766,559.61/14,058.69
  6. Step 6: Final answer
    x = 8,590.17

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1.5x scale

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.