Home / 46,421.99-69,622.50-13,133.11

Finding the Fourth Proportional to 46,421.99, 69,622.50 and 13,133.11

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Solution

The fourth proportional to 46,421.99, 69,622.50 and 13,133.11 is: 19,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,421.99 : 69,622.50 = 13,133.11 : x
  2. Step 2: Convert to fraction form
    46,421.99/69,622.50 = 13,133.11/x
  3. Step 3: Cross multiply
    46,421.99x = 69,622.50 × 13,133.11
  4. Step 4: Simplify right side
    46,421.99x = 914,359,950.98
  5. Step 5: Solve for x
    x = 914,359,950.98/46,421.99
  6. Step 6: Final answer
    x = 19,696.70

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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.