Home / 34,466.16-47,568.48-21,045.20

Finding the Fourth Proportional to 34,466.16, 47,568.48 and 21,045.20

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Solution

The fourth proportional to 34,466.16, 47,568.48 and 21,045.20 is: 29,045.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,466.16 : 47,568.48 = 21,045.20 : x
  2. Step 2: Convert to fraction form
    34,466.16/47,568.48 = 21,045.20/x
  3. Step 3: Cross multiply
    34,466.16x = 47,568.48 × 21,045.20
  4. Step 4: Simplify right side
    34,466.16x = 1,001,088,175.30
  5. Step 5: Solve for x
    x = 1,001,088,175.30/34,466.16
  6. Step 6: Final answer
    x = 29,045.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.