Home / 53,788.94-74,226.74-29,915.10

Finding the Fourth Proportional to 53,788.94, 74,226.74 and 29,915.10

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Solution

The fourth proportional to 53,788.94, 74,226.74 and 29,915.10 is: 41,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,788.94 : 74,226.74 = 29,915.10 : x
  2. Step 2: Convert to fraction form
    53,788.94/74,226.74 = 29,915.10/x
  3. Step 3: Cross multiply
    53,788.94x = 74,226.74 × 29,915.10
  4. Step 4: Simplify right side
    53,788.94x = 2,220,500,200.20
  5. Step 5: Solve for x
    x = 2,220,500,200.20/53,788.94
  6. Step 6: Final answer
    x = 41,281.72

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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.