Home / 15,740.08-23,598.56-7,415.41

Finding the Fourth Proportional to 15,740.08, 23,598.56 and 7,415.41

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Solution

The fourth proportional to 15,740.08, 23,598.56 and 7,415.41 is: 11,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.08 : 23,598.56 = 7,415.41 : x
  2. Step 2: Convert to fraction form
    15,740.08/23,598.56 = 7,415.41/x
  3. Step 3: Cross multiply
    15,740.08x = 23,598.56 × 7,415.41
  4. Step 4: Simplify right side
    15,740.08x = 174,992,842.74
  5. Step 5: Solve for x
    x = 174,992,842.74/15,740.08
  6. Step 6: Final answer
    x = 11,117.66

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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.