Home / 29,011.04-43,510.80-14,213.60

Finding the Fourth Proportional to 29,011.04, 43,510.80 and 14,213.60

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Solution

The fourth proportional to 29,011.04, 43,510.80 and 14,213.60 is: 21,317.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.04 : 43,510.80 = 14,213.60 : x
  2. Step 2: Convert to fraction form
    29,011.04/43,510.80 = 14,213.60/x
  3. Step 3: Cross multiply
    29,011.04x = 43,510.80 × 14,213.60
  4. Step 4: Simplify right side
    29,011.04x = 618,445,106.88
  5. Step 5: Solve for x
    x = 618,445,106.88/29,011.04
  6. Step 6: Final answer
    x = 21,317.58

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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.