Home / 14,656.56-21,980.64-4,796.40

Finding the Fourth Proportional to 14,656.56, 21,980.64 and 4,796.40

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Solution

The fourth proportional to 14,656.56, 21,980.64 and 4,796.40 is: 7,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.56 : 21,980.64 = 4,796.40 : x
  2. Step 2: Convert to fraction form
    14,656.56/21,980.64 = 4,796.40/x
  3. Step 3: Cross multiply
    14,656.56x = 21,980.64 × 4,796.40
  4. Step 4: Simplify right side
    14,656.56x = 105,427,941.70
  5. Step 5: Solve for x
    x = 105,427,941.70/14,656.56
  6. Step 6: Final answer
    x = 7,193.23

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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.