Home / 34,376.40-51,462.50-18,746.64

Finding the Fourth Proportional to 34,376.40, 51,462.50 and 18,746.64

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Solution

The fourth proportional to 34,376.40, 51,462.50 and 18,746.64 is: 28,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,376.40 : 51,462.50 = 18,746.64 : x
  2. Step 2: Convert to fraction form
    34,376.40/51,462.50 = 18,746.64/x
  3. Step 3: Cross multiply
    34,376.40x = 51,462.50 × 18,746.64
  4. Step 4: Simplify right side
    34,376.40x = 964,748,961
  5. Step 5: Solve for x
    x = 964,748,961/34,376.40
  6. Step 6: Final answer
    x = 28,064.28

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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.