Home / 20,038.34-30,064.42-8,952.68

Finding the Fourth Proportional to 20,038.34, 30,064.42 and 8,952.68

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Solution

The fourth proportional to 20,038.34, 30,064.42 and 8,952.68 is: 13,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038.34 : 30,064.42 = 8,952.68 : x
  2. Step 2: Convert to fraction form
    20,038.34/30,064.42 = 8,952.68/x
  3. Step 3: Cross multiply
    20,038.34x = 30,064.42 × 8,952.68
  4. Step 4: Simplify right side
    20,038.34x = 269,157,184.42
  5. Step 5: Solve for x
    x = 269,157,184.42/20,038.34
  6. Step 6: Final answer
    x = 13,432.11

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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.