Home / 15,358.89-23,038.34-4,828.86

Finding the Fourth Proportional to 15,358.89, 23,038.34 and 4,828.86

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Solution

The fourth proportional to 15,358.89, 23,038.34 and 4,828.86 is: 7,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.89 : 23,038.34 = 4,828.86 : x
  2. Step 2: Convert to fraction form
    15,358.89/23,038.34 = 4,828.86/x
  3. Step 3: Cross multiply
    15,358.89x = 23,038.34 × 4,828.86
  4. Step 4: Simplify right side
    15,358.89x = 111,248,894.35
  5. Step 5: Solve for x
    x = 111,248,894.35/15,358.89
  6. Step 6: Final answer
    x = 7,243.29

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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.