Home / 47,246.63-70,860.21-20,934.59

Finding the Fourth Proportional to 47,246.63, 70,860.21 and 20,934.59

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Solution

The fourth proportional to 47,246.63, 70,860.21 and 20,934.59 is: 31,397.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,246.63 : 70,860.21 = 20,934.59 : x
  2. Step 2: Convert to fraction form
    47,246.63/70,860.21 = 20,934.59/x
  3. Step 3: Cross multiply
    47,246.63x = 70,860.21 × 20,934.59
  4. Step 4: Simplify right side
    47,246.63x = 1,483,429,443.66
  5. Step 5: Solve for x
    x = 1,483,429,443.66/47,246.63
  6. Step 6: Final answer
    x = 31,397.57

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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.