Home / 34,846.47-48,089.07-20,507.31

Finding the Fourth Proportional to 34,846.47, 48,089.07 and 20,507.31

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Solution

The fourth proportional to 34,846.47, 48,089.07 and 20,507.31 is: 28,300.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,846.47 : 48,089.07 = 20,507.31 : x
  2. Step 2: Convert to fraction form
    34,846.47/48,089.07 = 20,507.31/x
  3. Step 3: Cross multiply
    34,846.47x = 48,089.07 × 20,507.31
  4. Step 4: Simplify right side
    34,846.47x = 986,177,466.10
  5. Step 5: Solve for x
    x = 986,177,466.10/34,846.47
  6. Step 6: Final answer
    x = 28,300.64

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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.