Home / 13,799.64-19,001.33-10,401.59

Finding the Fourth Proportional to 13,799.64, 19,001.33 and 10,401.59

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Solution

The fourth proportional to 13,799.64, 19,001.33 and 10,401.59 is: 14,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.64 : 19,001.33 = 10,401.59 : x
  2. Step 2: Convert to fraction form
    13,799.64/19,001.33 = 10,401.59/x
  3. Step 3: Cross multiply
    13,799.64x = 19,001.33 × 10,401.59
  4. Step 4: Simplify right side
    13,799.64x = 197,643,897.10
  5. Step 5: Solve for x
    x = 197,643,897.10/13,799.64
  6. Step 6: Final answer
    x = 14,322.40

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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.