Home / 26,378.90-36,403.34-16,307.08

Finding the Fourth Proportional to 26,378.90, 36,403.34 and 16,307.08

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Solution

The fourth proportional to 26,378.90, 36,403.34 and 16,307.08 is: 22,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.90 : 36,403.34 = 16,307.08 : x
  2. Step 2: Convert to fraction form
    26,378.90/36,403.34 = 16,307.08/x
  3. Step 3: Cross multiply
    26,378.90x = 36,403.34 × 16,307.08
  4. Step 4: Simplify right side
    26,378.90x = 593,632,177.65
  5. Step 5: Solve for x
    x = 593,632,177.65/26,378.90
  6. Step 6: Final answer
    x = 22,504.05

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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.