Home / 17,505.50-26,258.26-5,818.74

Finding the Fourth Proportional to 17,505.50, 26,258.26 and 5,818.74

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Solution

The fourth proportional to 17,505.50, 26,258.26 and 5,818.74 is: 8,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.50 : 26,258.26 = 5,818.74 : x
  2. Step 2: Convert to fraction form
    17,505.50/26,258.26 = 5,818.74/x
  3. Step 3: Cross multiply
    17,505.50x = 26,258.26 × 5,818.74
  4. Step 4: Simplify right side
    17,505.50x = 152,789,987.79
  5. Step 5: Solve for x
    x = 152,789,987.79/17,505.50
  6. Step 6: Final answer
    x = 8,728.11

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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.