Home / 34,457.34-47,551.09-20,127.02

Finding the Fourth Proportional to 34,457.34, 47,551.09 and 20,127.02

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Solution

The fourth proportional to 34,457.34, 47,551.09 and 20,127.02 is: 27,775.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,457.34 : 47,551.09 = 20,127.02 : x
  2. Step 2: Convert to fraction form
    34,457.34/47,551.09 = 20,127.02/x
  3. Step 3: Cross multiply
    34,457.34x = 47,551.09 × 20,127.02
  4. Step 4: Simplify right side
    34,457.34x = 957,061,739.45
  5. Step 5: Solve for x
    x = 957,061,739.45/34,457.34
  6. Step 6: Final answer
    x = 27,775.26

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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.