Home / 13,570.14-20,354.96-3,574.74

Finding the Fourth Proportional to 13,570.14, 20,354.96 and 3,574.74

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Solution

The fourth proportional to 13,570.14, 20,354.96 and 3,574.74 is: 5,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570.14 : 20,354.96 = 3,574.74 : x
  2. Step 2: Convert to fraction form
    13,570.14/20,354.96 = 3,574.74/x
  3. Step 3: Cross multiply
    13,570.14x = 20,354.96 × 3,574.74
  4. Step 4: Simplify right side
    13,570.14x = 72,763,689.71
  5. Step 5: Solve for x
    x = 72,763,689.71/13,570.14
  6. Step 6: Final answer
    x = 5,362.04

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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.