Home / 25,271.91-37,889.69-11,937.51

Finding the Fourth Proportional to 25,271.91, 37,889.69 and 11,937.51

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Solution

The fourth proportional to 25,271.91, 37,889.69 and 11,937.51 is: 17,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.91 : 37,889.69 = 11,937.51 : x
  2. Step 2: Convert to fraction form
    25,271.91/37,889.69 = 11,937.51/x
  3. Step 3: Cross multiply
    25,271.91x = 37,889.69 × 11,937.51
  4. Step 4: Simplify right side
    25,271.91x = 452,308,493.58
  5. Step 5: Solve for x
    x = 452,308,493.58/25,271.91
  6. Step 6: Final answer
    x = 17,897.68

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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.