Home / 15,561.60-23,335.38-4,465.78

Finding the Fourth Proportional to 15,561.60, 23,335.38 and 4,465.78

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Solution

The fourth proportional to 15,561.60, 23,335.38 and 4,465.78 is: 6,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.60 : 23,335.38 = 4,465.78 : x
  2. Step 2: Convert to fraction form
    15,561.60/23,335.38 = 4,465.78/x
  3. Step 3: Cross multiply
    15,561.60x = 23,335.38 × 4,465.78
  4. Step 4: Simplify right side
    15,561.60x = 104,210,673.30
  5. Step 5: Solve for x
    x = 104,210,673.30/15,561.60
  6. Step 6: Final answer
    x = 6,696.66

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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.