Home / 14,400.47-19,881.71-11,036.94

Finding the Fourth Proportional to 14,400.47, 19,881.71 and 11,036.94

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Solution

The fourth proportional to 14,400.47, 19,881.71 and 11,036.94 is: 15,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400.47 : 19,881.71 = 11,036.94 : x
  2. Step 2: Convert to fraction form
    14,400.47/19,881.71 = 11,036.94/x
  3. Step 3: Cross multiply
    14,400.47x = 19,881.71 × 11,036.94
  4. Step 4: Simplify right side
    14,400.47x = 219,433,185.18
  5. Step 5: Solve for x
    x = 219,433,185.18/14,400.47
  6. Step 6: Final answer
    x = 15,237.92

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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.