Home / 34,167.20-51,260.40-14,455.20

Finding the Fourth Proportional to 34,167.20, 51,260.40 and 14,455.20

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Solution

The fourth proportional to 34,167.20, 51,260.40 and 14,455.20 is: 21,686.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,167.20 : 51,260.40 = 14,455.20 : x
  2. Step 2: Convert to fraction form
    34,167.20/51,260.40 = 14,455.20/x
  3. Step 3: Cross multiply
    34,167.20x = 51,260.40 × 14,455.20
  4. Step 4: Simplify right side
    34,167.20x = 740,979,334.08
  5. Step 5: Solve for x
    x = 740,979,334.08/34,167.20
  6. Step 6: Final answer
    x = 21,686.86

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1.5x scale

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.