Home / 19,707.21-29,565.03-5,667.11

Finding the Fourth Proportional to 19,707.21, 29,565.03 and 5,667.11

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Solution

The fourth proportional to 19,707.21, 29,565.03 and 5,667.11 is: 8,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.21 : 29,565.03 = 5,667.11 : x
  2. Step 2: Convert to fraction form
    19,707.21/29,565.03 = 5,667.11/x
  3. Step 3: Cross multiply
    19,707.21x = 29,565.03 × 5,667.11
  4. Step 4: Simplify right side
    19,707.21x = 167,548,129.34
  5. Step 5: Solve for x
    x = 167,548,129.34/19,707.21
  6. Step 6: Final answer
    x = 8,501.87

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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.