Home / 13,897.41-20,848.28-4,661.25

Finding the Fourth Proportional to 13,897.41, 20,848.28 and 4,661.25

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Solution

The fourth proportional to 13,897.41, 20,848.28 and 4,661.25 is: 6,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,897.41 : 20,848.28 = 4,661.25 : x
  2. Step 2: Convert to fraction form
    13,897.41/20,848.28 = 4,661.25/x
  3. Step 3: Cross multiply
    13,897.41x = 20,848.28 × 4,661.25
  4. Step 4: Simplify right side
    13,897.41x = 97,179,045.15
  5. Step 5: Solve for x
    x = 97,179,045.15/13,897.41
  6. Step 6: Final answer
    x = 6,992.60

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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.