Home / 28,648.24-42,964.02-9,927.52

Finding the Fourth Proportional to 28,648.24, 42,964.02 and 9,927.52

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Solution

The fourth proportional to 28,648.24, 42,964.02 and 9,927.52 is: 14,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,648.24 : 42,964.02 = 9,927.52 : x
  2. Step 2: Convert to fraction form
    28,648.24/42,964.02 = 9,927.52/x
  3. Step 3: Cross multiply
    28,648.24x = 42,964.02 × 9,927.52
  4. Step 4: Simplify right side
    28,648.24x = 426,526,167.83
  5. Step 5: Solve for x
    x = 426,526,167.83/28,648.24
  6. Step 6: Final answer
    x = 14,888.39

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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.