Home / 13,065.89-19,597.28-4,298.63

Finding the Fourth Proportional to 13,065.89, 19,597.28 and 4,298.63

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Solution

The fourth proportional to 13,065.89, 19,597.28 and 4,298.63 is: 6,447.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.89 : 19,597.28 = 4,298.63 : x
  2. Step 2: Convert to fraction form
    13,065.89/19,597.28 = 4,298.63/x
  3. Step 3: Cross multiply
    13,065.89x = 19,597.28 × 4,298.63
  4. Step 4: Simplify right side
    13,065.89x = 84,241,336.25
  5. Step 5: Solve for x
    x = 84,241,336.25/13,065.89
  6. Step 6: Final answer
    x = 6,447.43

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Double scale
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Similar ratio
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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.