Home / 19,603.46-29,405.67-5,752.90

Finding the Fourth Proportional to 19,603.46, 29,405.67 and 5,752.90

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Solution

The fourth proportional to 19,603.46, 29,405.67 and 5,752.90 is: 8,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.46 : 29,405.67 = 5,752.90 : x
  2. Step 2: Convert to fraction form
    19,603.46/29,405.67 = 5,752.90/x
  3. Step 3: Cross multiply
    19,603.46x = 29,405.67 × 5,752.90
  4. Step 4: Simplify right side
    19,603.46x = 169,167,878.94
  5. Step 5: Solve for x
    x = 169,167,878.94/19,603.46
  6. Step 6: Final answer
    x = 8,629.49

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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.