Home / 51,235.08-70,704.82-28,575.53

Finding the Fourth Proportional to 51,235.08, 70,704.82 and 28,575.53

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Solution

The fourth proportional to 51,235.08, 70,704.82 and 28,575.53 is: 39,434.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,235.08 : 70,704.82 = 28,575.53 : x
  2. Step 2: Convert to fraction form
    51,235.08/70,704.82 = 28,575.53/x
  3. Step 3: Cross multiply
    51,235.08x = 70,704.82 × 28,575.53
  4. Step 4: Simplify right side
    51,235.08x = 2,020,427,652.39
  5. Step 5: Solve for x
    x = 2,020,427,652.39/51,235.08
  6. Step 6: Final answer
    x = 39,434.46

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1.5x scale

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.