Home / 25,356.58-37,985.19-12,003.46

Finding the Fourth Proportional to 25,356.58, 37,985.19 and 12,003.46

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Solution

The fourth proportional to 25,356.58, 37,985.19 and 12,003.46 is: 17,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,356.58 : 37,985.19 = 12,003.46 : x
  2. Step 2: Convert to fraction form
    25,356.58/37,985.19 = 12,003.46/x
  3. Step 3: Cross multiply
    25,356.58x = 37,985.19 × 12,003.46
  4. Step 4: Simplify right side
    25,356.58x = 455,953,708.76
  5. Step 5: Solve for x
    x = 455,953,708.76/25,356.58
  6. Step 6: Final answer
    x = 17,981.67

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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.