Home / 14,267.90-21,400.23-5,502.08

Finding the Fourth Proportional to 14,267.90, 21,400.23 and 5,502.08

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Solution

The fourth proportional to 14,267.90, 21,400.23 and 5,502.08 is: 8,252.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.90 : 21,400.23 = 5,502.08 : x
  2. Step 2: Convert to fraction form
    14,267.90/21,400.23 = 5,502.08/x
  3. Step 3: Cross multiply
    14,267.90x = 21,400.23 × 5,502.08
  4. Step 4: Simplify right side
    14,267.90x = 117,745,777.48
  5. Step 5: Solve for x
    x = 117,745,777.48/14,267.90
  6. Step 6: Final answer
    x = 8,252.50

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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.