Home / 14,266.40-21,397.98-5,500.58

Finding the Fourth Proportional to 14,266.40, 21,397.98 and 5,500.58

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Solution

The fourth proportional to 14,266.40, 21,397.98 and 5,500.58 is: 8,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.40 : 21,397.98 = 5,500.58 : x
  2. Step 2: Convert to fraction form
    14,266.40/21,397.98 = 5,500.58/x
  3. Step 3: Cross multiply
    14,266.40x = 21,397.98 × 5,500.58
  4. Step 4: Simplify right side
    14,266.40x = 117,701,300.83
  5. Step 5: Solve for x
    x = 117,701,300.83/14,266.40
  6. Step 6: Final answer
    x = 8,250.25

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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.