Home / 65,824.64-90,837.58-35,609.84

Finding the Fourth Proportional to 65,824.64, 90,837.58 and 35,609.84

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Solution

The fourth proportional to 65,824.64, 90,837.58 and 35,609.84 is: 49,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,824.64 : 90,837.58 = 35,609.84 : x
  2. Step 2: Convert to fraction form
    65,824.64/90,837.58 = 35,609.84/x
  3. Step 3: Cross multiply
    65,824.64x = 90,837.58 × 35,609.84
  4. Step 4: Simplify right side
    65,824.64x = 3,234,711,689.79
  5. Step 5: Solve for x
    x = 3,234,711,689.79/65,824.64
  6. Step 6: Final answer
    x = 49,141.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.