Home / 34,281.58-47,305.63-19,941.70

Finding the Fourth Proportional to 34,281.58, 47,305.63 and 19,941.70

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Solution

The fourth proportional to 34,281.58, 47,305.63 and 19,941.70 is: 27,517.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,281.58 : 47,305.63 = 19,941.70 : x
  2. Step 2: Convert to fraction form
    34,281.58/47,305.63 = 19,941.70/x
  3. Step 3: Cross multiply
    34,281.58x = 47,305.63 × 19,941.70
  4. Step 4: Simplify right side
    34,281.58x = 943,354,681.77
  5. Step 5: Solve for x
    x = 943,354,681.77/34,281.58
  6. Step 6: Final answer
    x = 27,517.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.