Home / 15,929.60-23,897.84-4,837.12

Finding the Fourth Proportional to 15,929.60, 23,897.84 and 4,837.12

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Solution

The fourth proportional to 15,929.60, 23,897.84 and 4,837.12 is: 7,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.60 : 23,897.84 = 4,837.12 : x
  2. Step 2: Convert to fraction form
    15,929.60/23,897.84 = 4,837.12/x
  3. Step 3: Cross multiply
    15,929.60x = 23,897.84 × 4,837.12
  4. Step 4: Simplify right side
    15,929.60x = 115,596,635.89
  5. Step 5: Solve for x
    x = 115,596,635.89/15,929.60
  6. Step 6: Final answer
    x = 7,256.72

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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.