Home / 15,038.60-22,561.54-4,650.35

Finding the Fourth Proportional to 15,038.60, 22,561.54 and 4,650.35

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Solution

The fourth proportional to 15,038.60, 22,561.54 and 4,650.35 is: 6,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.60 : 22,561.54 = 4,650.35 : x
  2. Step 2: Convert to fraction form
    15,038.60/22,561.54 = 4,650.35/x
  3. Step 3: Cross multiply
    15,038.60x = 22,561.54 × 4,650.35
  4. Step 4: Simplify right side
    15,038.60x = 104,918,933.11
  5. Step 5: Solve for x
    x = 104,918,933.11/15,038.60
  6. Step 6: Final answer
    x = 6,976.64

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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.