Home / 10,020.44-15,030.77-4,474.07

Finding the Fourth Proportional to 10,020.44, 15,030.77 and 4,474.07

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Solution

The fourth proportional to 10,020.44, 15,030.77 and 4,474.07 is: 6,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020.44 : 15,030.77 = 4,474.07 : x
  2. Step 2: Convert to fraction form
    10,020.44/15,030.77 = 4,474.07/x
  3. Step 3: Cross multiply
    10,020.44x = 15,030.77 × 4,474.07
  4. Step 4: Simplify right side
    10,020.44x = 67,248,675.98
  5. Step 5: Solve for x
    x = 67,248,675.98/10,020.44
  6. Step 6: Final answer
    x = 6,711.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.