Home / 14,276.56-21,361.38-13,526.50

Finding the Fourth Proportional to 14,276.56, 21,361.38 and 13,526.50

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Solution

The fourth proportional to 14,276.56, 21,361.38 and 13,526.50 is: 20,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.56 : 21,361.38 = 13,526.50 : x
  2. Step 2: Convert to fraction form
    14,276.56/21,361.38 = 13,526.50/x
  3. Step 3: Cross multiply
    14,276.56x = 21,361.38 × 13,526.50
  4. Step 4: Simplify right side
    14,276.56x = 288,944,706.57
  5. Step 5: Solve for x
    x = 288,944,706.57/14,276.56
  6. Step 6: Final answer
    x = 20,239.10

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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.