Home / 19,810.71-27,338.54-10,735.89

Finding the Fourth Proportional to 19,810.71, 27,338.54 and 10,735.89

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Solution

The fourth proportional to 19,810.71, 27,338.54 and 10,735.89 is: 14,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810.71 : 27,338.54 = 10,735.89 : x
  2. Step 2: Convert to fraction form
    19,810.71/27,338.54 = 10,735.89/x
  3. Step 3: Cross multiply
    19,810.71x = 27,338.54 × 10,735.89
  4. Step 4: Simplify right side
    19,810.71x = 293,503,448.35
  5. Step 5: Solve for x
    x = 293,503,448.35/19,810.71
  6. Step 6: Final answer
    x = 14,815.40

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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.