Home / 23,456.86-35,209.59-15,719.74

Finding the Fourth Proportional to 23,456.86, 35,209.59 and 15,719.74

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Solution

The fourth proportional to 23,456.86, 35,209.59 and 15,719.74 is: 23,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.86 : 35,209.59 = 15,719.74 : x
  2. Step 2: Convert to fraction form
    23,456.86/35,209.59 = 15,719.74/x
  3. Step 3: Cross multiply
    23,456.86x = 35,209.59 × 15,719.74
  4. Step 4: Simplify right side
    23,456.86x = 553,485,600.31
  5. Step 5: Solve for x
    x = 553,485,600.31/23,456.86
  6. Step 6: Final answer
    x = 23,595.89

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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.