Home / 14,158.16-21,237.40-4,297.36

Finding the Fourth Proportional to 14,158.16, 21,237.40 and 4,297.36

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Solution

The fourth proportional to 14,158.16, 21,237.40 and 4,297.36 is: 6,446.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.16 : 21,237.40 = 4,297.36 : x
  2. Step 2: Convert to fraction form
    14,158.16/21,237.40 = 4,297.36/x
  3. Step 3: Cross multiply
    14,158.16x = 21,237.40 × 4,297.36
  4. Step 4: Simplify right side
    14,158.16x = 91,264,753.26
  5. Step 5: Solve for x
    x = 91,264,753.26/14,158.16
  6. Step 6: Final answer
    x = 6,446.09

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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.