Home / 30,527.47-45,820.77-14,743.61

Finding the Fourth Proportional to 30,527.47, 45,820.77 and 14,743.61

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Solution

The fourth proportional to 30,527.47, 45,820.77 and 14,743.61 is: 22,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,527.47 : 45,820.77 = 14,743.61 : x
  2. Step 2: Convert to fraction form
    30,527.47/45,820.77 = 14,743.61/x
  3. Step 3: Cross multiply
    30,527.47x = 45,820.77 × 14,743.61
  4. Step 4: Simplify right side
    30,527.47x = 675,563,562.78
  5. Step 5: Solve for x
    x = 675,563,562.78/30,527.47
  6. Step 6: Final answer
    x = 22,129.69

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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.