Home / 34,439.66-51,659.48-13,663.16

Finding the Fourth Proportional to 34,439.66, 51,659.48 and 13,663.16

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Solution

The fourth proportional to 34,439.66, 51,659.48 and 13,663.16 is: 20,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,439.66 : 51,659.48 = 13,663.16 : x
  2. Step 2: Convert to fraction form
    34,439.66/51,659.48 = 13,663.16/x
  3. Step 3: Cross multiply
    34,439.66x = 51,659.48 × 13,663.16
  4. Step 4: Simplify right side
    34,439.66x = 705,831,740.76
  5. Step 5: Solve for x
    x = 705,831,740.76/34,439.66
  6. Step 6: Final answer
    x = 20,494.74

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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.