Home / 34,507.73-47,622.36-19,405.15

Finding the Fourth Proportional to 34,507.73, 47,622.36 and 19,405.15

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Solution

The fourth proportional to 34,507.73, 47,622.36 and 19,405.15 is: 26,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,507.73 : 47,622.36 = 19,405.15 : x
  2. Step 2: Convert to fraction form
    34,507.73/47,622.36 = 19,405.15/x
  3. Step 3: Cross multiply
    34,507.73x = 47,622.36 × 19,405.15
  4. Step 4: Simplify right side
    34,507.73x = 924,118,704.02
  5. Step 5: Solve for x
    x = 924,118,704.02/34,507.73
  6. Step 6: Final answer
    x = 26,780.05

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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.