Home / 15,979.01-23,972.02-4,886.53

Finding the Fourth Proportional to 15,979.01, 23,972.02 and 4,886.53

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Solution

The fourth proportional to 15,979.01, 23,972.02 and 4,886.53 is: 7,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.01 : 23,972.02 = 4,886.53 : x
  2. Step 2: Convert to fraction form
    15,979.01/23,972.02 = 4,886.53/x
  3. Step 3: Cross multiply
    15,979.01x = 23,972.02 × 4,886.53
  4. Step 4: Simplify right side
    15,979.01x = 117,139,922.74
  5. Step 5: Solve for x
    x = 117,139,922.74/15,979.01
  6. Step 6: Final answer
    x = 7,330.86

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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.