Home / 26,427.60-36,470.36-14,490.64

Finding the Fourth Proportional to 26,427.60, 36,470.36 and 14,490.64

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Solution

The fourth proportional to 26,427.60, 36,470.36 and 14,490.64 is: 19,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.60 : 36,470.36 = 14,490.64 : x
  2. Step 2: Convert to fraction form
    26,427.60/36,470.36 = 14,490.64/x
  3. Step 3: Cross multiply
    26,427.60x = 36,470.36 × 14,490.64
  4. Step 4: Simplify right side
    26,427.60x = 528,478,857.43
  5. Step 5: Solve for x
    x = 528,478,857.43/26,427.60
  6. Step 6: Final answer
    x = 19,997.23

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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.