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Finding the Fourth Proportional to 34,045.60, 51,106.80 and 26,288.80

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Solution

The fourth proportional to 34,045.60, 51,106.80 and 26,288.80 is: 39,462.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,045.60 : 51,106.80 = 26,288.80 : x
  2. Step 2: Convert to fraction form
    34,045.60/51,106.80 = 26,288.80/x
  3. Step 3: Cross multiply
    34,045.60x = 51,106.80 × 26,288.80
  4. Step 4: Simplify right side
    34,045.60x = 1,343,536,443.84
  5. Step 5: Solve for x
    x = 1,343,536,443.84/34,045.60
  6. Step 6: Final answer
    x = 39,462.85

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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.