Home / 28,709.02-43,058.67-7,932.58

Finding the Fourth Proportional to 28,709.02, 43,058.67 and 7,932.58

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Solution

The fourth proportional to 28,709.02, 43,058.67 and 7,932.58 is: 11,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,709.02 : 43,058.67 = 7,932.58 : x
  2. Step 2: Convert to fraction form
    28,709.02/43,058.67 = 7,932.58/x
  3. Step 3: Cross multiply
    28,709.02x = 43,058.67 × 7,932.58
  4. Step 4: Simplify right side
    28,709.02x = 341,566,344.47
  5. Step 5: Solve for x
    x = 341,566,344.47/28,709.02
  6. Step 6: Final answer
    x = 11,897.53

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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.