Home / 14,276.96-21,385.56-9,056.96

Finding the Fourth Proportional to 14,276.96, 21,385.56 and 9,056.96

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Solution

The fourth proportional to 14,276.96, 21,385.56 and 9,056.96 is: 13,566.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.96 : 21,385.56 = 9,056.96 : x
  2. Step 2: Convert to fraction form
    14,276.96/21,385.56 = 9,056.96/x
  3. Step 3: Cross multiply
    14,276.96x = 21,385.56 × 9,056.96
  4. Step 4: Simplify right side
    14,276.96x = 193,688,161.50
  5. Step 5: Solve for x
    x = 193,688,161.50/14,276.96
  6. Step 6: Final answer
    x = 13,566.48

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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.