Home / 40,830.21-61,256.66-23,312.34

Finding the Fourth Proportional to 40,830.21, 61,256.66 and 23,312.34

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Solution

The fourth proportional to 40,830.21, 61,256.66 and 23,312.34 is: 34,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830.21 : 61,256.66 = 23,312.34 : x
  2. Step 2: Convert to fraction form
    40,830.21/61,256.66 = 23,312.34/x
  3. Step 3: Cross multiply
    40,830.21x = 61,256.66 × 23,312.34
  4. Step 4: Simplify right side
    40,830.21x = 1,428,035,968.62
  5. Step 5: Solve for x
    x = 1,428,035,968.62/40,830.21
  6. Step 6: Final answer
    x = 34,974.98

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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.