Home / 14,349.15-21,517.65-4,485.78

Finding the Fourth Proportional to 14,349.15, 21,517.65 and 4,485.78

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Solution

The fourth proportional to 14,349.15, 21,517.65 and 4,485.78 is: 6,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.15 : 21,517.65 = 4,485.78 : x
  2. Step 2: Convert to fraction form
    14,349.15/21,517.65 = 4,485.78/x
  3. Step 3: Cross multiply
    14,349.15x = 21,517.65 × 4,485.78
  4. Step 4: Simplify right side
    14,349.15x = 96,523,444.02
  5. Step 5: Solve for x
    x = 96,523,444.02/14,349.15
  6. Step 6: Final answer
    x = 6,726.77

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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.