Home / 25,668.36-35,421.30-14,491.08

Finding the Fourth Proportional to 25,668.36, 35,421.30 and 14,491.08

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Solution

The fourth proportional to 25,668.36, 35,421.30 and 14,491.08 is: 19,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.36 : 35,421.30 = 14,491.08 : x
  2. Step 2: Convert to fraction form
    25,668.36/35,421.30 = 14,491.08/x
  3. Step 3: Cross multiply
    25,668.36x = 35,421.30 × 14,491.08
  4. Step 4: Simplify right side
    25,668.36x = 513,292,892.00
  5. Step 5: Solve for x
    x = 513,292,892.00/25,668.36
  6. Step 6: Final answer
    x = 19,997.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.