Home / 26,623.50-39,931.79-7,903.16

Finding the Fourth Proportional to 26,623.50, 39,931.79 and 7,903.16

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Solution

The fourth proportional to 26,623.50, 39,931.79 and 7,903.16 is: 11,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.50 : 39,931.79 = 7,903.16 : x
  2. Step 2: Convert to fraction form
    26,623.50/39,931.79 = 7,903.16/x
  3. Step 3: Cross multiply
    26,623.50x = 39,931.79 × 7,903.16
  4. Step 4: Simplify right side
    26,623.50x = 315,587,086.28
  5. Step 5: Solve for x
    x = 315,587,086.28/26,623.50
  6. Step 6: Final answer
    x = 11,853.70

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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.