Home / 25,208.83-37,819.47-10,421.97

Finding the Fourth Proportional to 25,208.83, 37,819.47 and 10,421.97

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Solution

The fourth proportional to 25,208.83, 37,819.47 and 10,421.97 is: 15,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.83 : 37,819.47 = 10,421.97 : x
  2. Step 2: Convert to fraction form
    25,208.83/37,819.47 = 10,421.97/x
  3. Step 3: Cross multiply
    25,208.83x = 37,819.47 × 10,421.97
  4. Step 4: Simplify right side
    25,208.83x = 394,153,381.76
  5. Step 5: Solve for x
    x = 394,153,381.76/25,208.83
  6. Step 6: Final answer
    x = 15,635.53

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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.