Home / 14,275.32-21,415.02-4,415.46

Finding the Fourth Proportional to 14,275.32, 21,415.02 and 4,415.46

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Solution

The fourth proportional to 14,275.32, 21,415.02 and 4,415.46 is: 6,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.32 : 21,415.02 = 4,415.46 : x
  2. Step 2: Convert to fraction form
    14,275.32/21,415.02 = 4,415.46/x
  3. Step 3: Cross multiply
    14,275.32x = 21,415.02 × 4,415.46
  4. Step 4: Simplify right side
    14,275.32x = 94,557,164.21
  5. Step 5: Solve for x
    x = 94,557,164.21/14,275.32
  6. Step 6: Final answer
    x = 6,623.82

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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.