Home / 46,897.80-70,350.35-13,618.41

Finding the Fourth Proportional to 46,897.80, 70,350.35 and 13,618.41

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Solution

The fourth proportional to 46,897.80, 70,350.35 and 13,618.41 is: 20,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,897.80 : 70,350.35 = 13,618.41 : x
  2. Step 2: Convert to fraction form
    46,897.80/70,350.35 = 13,618.41/x
  3. Step 3: Cross multiply
    46,897.80x = 70,350.35 × 13,618.41
  4. Step 4: Simplify right side
    46,897.80x = 958,059,841.85
  5. Step 5: Solve for x
    x = 958,059,841.85/46,897.80
  6. Step 6: Final answer
    x = 20,428.67

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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.