Home / 13,932.04-19,215.48-9,683.04

Finding the Fourth Proportional to 13,932.04, 19,215.48 and 9,683.04

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Solution

The fourth proportional to 13,932.04, 19,215.48 and 9,683.04 is: 13,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.04 : 19,215.48 = 9,683.04 : x
  2. Step 2: Convert to fraction form
    13,932.04/19,215.48 = 9,683.04/x
  3. Step 3: Cross multiply
    13,932.04x = 19,215.48 × 9,683.04
  4. Step 4: Simplify right side
    13,932.04x = 186,064,261.46
  5. Step 5: Solve for x
    x = 186,064,261.46/13,932.04
  6. Step 6: Final answer
    x = 13,355.13

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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.