Home / 46,971.90-70,462.41-13,691.23

Finding the Fourth Proportional to 46,971.90, 70,462.41 and 13,691.23

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Solution

The fourth proportional to 46,971.90, 70,462.41 and 13,691.23 is: 20,538.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,971.90 : 70,462.41 = 13,691.23 : x
  2. Step 2: Convert to fraction form
    46,971.90/70,462.41 = 13,691.23/x
  3. Step 3: Cross multiply
    46,971.90x = 70,462.41 × 13,691.23
  4. Step 4: Simplify right side
    46,971.90x = 964,716,834.17
  5. Step 5: Solve for x
    x = 964,716,834.17/46,971.90
  6. Step 6: Final answer
    x = 20,538.17

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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.