Home / 19,603.27-29,406.53-6,278.21

Finding the Fourth Proportional to 19,603.27, 29,406.53 and 6,278.21

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Solution

The fourth proportional to 19,603.27, 29,406.53 and 6,278.21 is: 9,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,603.27 : 29,406.53 = 6,278.21 : x
  2. Step 2: Convert to fraction form
    19,603.27/29,406.53 = 6,278.21/x
  3. Step 3: Cross multiply
    19,603.27x = 29,406.53 × 6,278.21
  4. Step 4: Simplify right side
    19,603.27x = 184,620,370.71
  5. Step 5: Solve for x
    x = 184,620,370.71/19,603.27
  6. Step 6: Final answer
    x = 9,417.84

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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.