Home / 46,763.76-70,143.12-15,175.38

Finding the Fourth Proportional to 46,763.76, 70,143.12 and 15,175.38

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Solution

The fourth proportional to 46,763.76, 70,143.12 and 15,175.38 is: 22,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,763.76 : 70,143.12 = 15,175.38 : x
  2. Step 2: Convert to fraction form
    46,763.76/70,143.12 = 15,175.38/x
  3. Step 3: Cross multiply
    46,763.76x = 70,143.12 × 15,175.38
  4. Step 4: Simplify right side
    46,763.76x = 1,064,448,500.39
  5. Step 5: Solve for x
    x = 1,064,448,500.39/46,763.76
  6. Step 6: Final answer
    x = 22,762.25

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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.