Home / 51,002.63-76,503.86-13,562.72

Finding the Fourth Proportional to 51,002.63, 76,503.86 and 13,562.72

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Solution

The fourth proportional to 51,002.63, 76,503.86 and 13,562.72 is: 20,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,002.63 : 76,503.86 = 13,562.72 : x
  2. Step 2: Convert to fraction form
    51,002.63/76,503.86 = 13,562.72/x
  3. Step 3: Cross multiply
    51,002.63x = 76,503.86 × 13,562.72
  4. Step 4: Simplify right side
    51,002.63x = 1,037,599,981.77
  5. Step 5: Solve for x
    x = 1,037,599,981.77/51,002.63
  6. Step 6: Final answer
    x = 20,344.05

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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.