Home / 46,011.57-68,989.48-30,013.06

Finding the Fourth Proportional to 46,011.57, 68,989.48 and 30,013.06

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Solution

The fourth proportional to 46,011.57, 68,989.48 and 30,013.06 is: 45,001.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,011.57 : 68,989.48 = 30,013.06 : x
  2. Step 2: Convert to fraction form
    46,011.57/68,989.48 = 30,013.06/x
  3. Step 3: Cross multiply
    46,011.57x = 68,989.48 × 30,013.06
  4. Step 4: Simplify right side
    46,011.57x = 2,070,585,402.61
  5. Step 5: Solve for x
    x = 2,070,585,402.61/46,011.57
  6. Step 6: Final answer
    x = 45,001.41

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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.