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Finding the Fourth Proportional to 34,357.35, 51,770.08 and 28,254.08

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Solution

The fourth proportional to 34,357.35, 51,770.08 and 28,254.08 is: 42,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,357.35 : 51,770.08 = 28,254.08 : x
  2. Step 2: Convert to fraction form
    34,357.35/51,770.08 = 28,254.08/x
  3. Step 3: Cross multiply
    34,357.35x = 51,770.08 × 28,254.08
  4. Step 4: Simplify right side
    34,357.35x = 1,462,716,146.67
  5. Step 5: Solve for x
    x = 1,462,716,146.67/34,357.35
  6. Step 6: Final answer
    x = 42,573.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.