Home / 26,176.72-36,131.64-15,572.80

Finding the Fourth Proportional to 26,176.72, 36,131.64 and 15,572.80

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Solution

The fourth proportional to 26,176.72, 36,131.64 and 15,572.80 is: 21,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,176.72 : 36,131.64 = 15,572.80 : x
  2. Step 2: Convert to fraction form
    26,176.72/36,131.64 = 15,572.80/x
  3. Step 3: Cross multiply
    26,176.72x = 36,131.64 × 15,572.80
  4. Step 4: Simplify right side
    26,176.72x = 562,670,803.39
  5. Step 5: Solve for x
    x = 562,670,803.39/26,176.72
  6. Step 6: Final answer
    x = 21,495.08

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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.