Home / 25,402.20-35,053.68-14,071.36

Finding the Fourth Proportional to 25,402.20, 35,053.68 and 14,071.36

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Solution

The fourth proportional to 25,402.20, 35,053.68 and 14,071.36 is: 19,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.20 : 35,053.68 = 14,071.36 : x
  2. Step 2: Convert to fraction form
    25,402.20/35,053.68 = 14,071.36/x
  3. Step 3: Cross multiply
    25,402.20x = 35,053.68 × 14,071.36
  4. Step 4: Simplify right side
    25,402.20x = 493,252,950.60
  5. Step 5: Solve for x
    x = 493,252,950.60/25,402.20
  6. Step 6: Final answer
    x = 19,417.73

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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.