Home / 14,258.77-21,382.02-4,899.73

Finding the Fourth Proportional to 14,258.77, 21,382.02 and 4,899.73

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Solution

The fourth proportional to 14,258.77, 21,382.02 and 4,899.73 is: 7,347.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.77 : 21,382.02 = 4,899.73 : x
  2. Step 2: Convert to fraction form
    14,258.77/21,382.02 = 4,899.73/x
  3. Step 3: Cross multiply
    14,258.77x = 21,382.02 × 4,899.73
  4. Step 4: Simplify right side
    14,258.77x = 104,766,124.85
  5. Step 5: Solve for x
    x = 104,766,124.85/14,258.77
  6. Step 6: Final answer
    x = 7,347.49

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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.