Home / 34,427.51-51,635.32-9,127.19

Finding the Fourth Proportional to 34,427.51, 51,635.32 and 9,127.19

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Solution

The fourth proportional to 34,427.51, 51,635.32 and 9,127.19 is: 13,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,427.51 : 51,635.32 = 9,127.19 : x
  2. Step 2: Convert to fraction form
    34,427.51/51,635.32 = 9,127.19/x
  3. Step 3: Cross multiply
    34,427.51x = 51,635.32 × 9,127.19
  4. Step 4: Simplify right side
    34,427.51x = 471,285,606.57
  5. Step 5: Solve for x
    x = 471,285,606.57/34,427.51
  6. Step 6: Final answer
    x = 13,689.22

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1.5x scale

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.