Home / 13,108.74-19,666.47-4,346.10

Finding the Fourth Proportional to 13,108.74, 19,666.47 and 4,346.10

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Solution

The fourth proportional to 13,108.74, 19,666.47 and 4,346.10 is: 6,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.74 : 19,666.47 = 4,346.10 : x
  2. Step 2: Convert to fraction form
    13,108.74/19,666.47 = 4,346.10/x
  3. Step 3: Cross multiply
    13,108.74x = 19,666.47 × 4,346.10
  4. Step 4: Simplify right side
    13,108.74x = 85,472,445.27
  5. Step 5: Solve for x
    x = 85,472,445.27/13,108.74
  6. Step 6: Final answer
    x = 6,520.26

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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.