Home / 35,491.75-53,246.63-13,305.19

Finding the Fourth Proportional to 35,491.75, 53,246.63 and 13,305.19

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Solution

The fourth proportional to 35,491.75, 53,246.63 and 13,305.19 is: 19,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491.75 : 53,246.63 = 13,305.19 : x
  2. Step 2: Convert to fraction form
    35,491.75/53,246.63 = 13,305.19/x
  3. Step 3: Cross multiply
    35,491.75x = 53,246.63 × 13,305.19
  4. Step 4: Simplify right side
    35,491.75x = 708,456,462.48
  5. Step 5: Solve for x
    x = 708,456,462.48/35,491.75
  6. Step 6: Final answer
    x = 19,961.16

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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.