Home / 10,030.54-13,842.92-5,554.70

Finding the Fourth Proportional to 10,030.54, 13,842.92 and 5,554.70

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Solution

The fourth proportional to 10,030.54, 13,842.92 and 5,554.70 is: 7,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.54 : 13,842.92 = 5,554.70 : x
  2. Step 2: Convert to fraction form
    10,030.54/13,842.92 = 5,554.70/x
  3. Step 3: Cross multiply
    10,030.54x = 13,842.92 × 5,554.70
  4. Step 4: Simplify right side
    10,030.54x = 76,893,274.56
  5. Step 5: Solve for x
    x = 76,893,274.56/10,030.54
  6. Step 6: Final answer
    x = 7,665.92

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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.