Home / 14,390.53-19,801.36-11,032.07

Finding the Fourth Proportional to 14,390.53, 19,801.36 and 11,032.07

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Solution

The fourth proportional to 14,390.53, 19,801.36 and 11,032.07 is: 15,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.53 : 19,801.36 = 11,032.07 : x
  2. Step 2: Convert to fraction form
    14,390.53/19,801.36 = 11,032.07/x
  3. Step 3: Cross multiply
    14,390.53x = 19,801.36 × 11,032.07
  4. Step 4: Simplify right side
    14,390.53x = 218,449,904.40
  5. Step 5: Solve for x
    x = 218,449,904.40/14,390.53
  6. Step 6: Final answer
    x = 15,180.12

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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.