Home / 19,972.64-27,573.47-13,267.41

Finding the Fourth Proportional to 19,972.64, 27,573.47 and 13,267.41

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Solution

The fourth proportional to 19,972.64, 27,573.47 and 13,267.41 is: 18,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.64 : 27,573.47 = 13,267.41 : x
  2. Step 2: Convert to fraction form
    19,972.64/27,573.47 = 13,267.41/x
  3. Step 3: Cross multiply
    19,972.64x = 27,573.47 × 13,267.41
  4. Step 4: Simplify right side
    19,972.64x = 365,828,465.28
  5. Step 5: Solve for x
    x = 365,828,465.28/19,972.64
  6. Step 6: Final answer
    x = 18,316.48

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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.