Home / 19,433.01-29,158.73-8,342.86

Finding the Fourth Proportional to 19,433.01, 29,158.73 and 8,342.86

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Solution

The fourth proportional to 19,433.01, 29,158.73 and 8,342.86 is: 12,518.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.01 : 29,158.73 = 8,342.86 : x
  2. Step 2: Convert to fraction form
    19,433.01/29,158.73 = 8,342.86/x
  3. Step 3: Cross multiply
    19,433.01x = 29,158.73 × 8,342.86
  4. Step 4: Simplify right side
    19,433.01x = 243,267,202.17
  5. Step 5: Solve for x
    x = 243,267,202.17/19,433.01
  6. Step 6: Final answer
    x = 12,518.25

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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.