Home / 14,113.10-19,475.40-7,825.88

Finding the Fourth Proportional to 14,113.10, 19,475.40 and 7,825.88

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Solution

The fourth proportional to 14,113.10, 19,475.40 and 7,825.88 is: 10,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.10 : 19,475.40 = 7,825.88 : x
  2. Step 2: Convert to fraction form
    14,113.10/19,475.40 = 7,825.88/x
  3. Step 3: Cross multiply
    14,113.10x = 19,475.40 × 7,825.88
  4. Step 4: Simplify right side
    14,113.10x = 152,412,143.35
  5. Step 5: Solve for x
    x = 152,412,143.35/14,113.10
  6. Step 6: Final answer
    x = 10,799.34

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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.