Home / 26,325.64-36,330.36-14,389.78

Finding the Fourth Proportional to 26,325.64, 36,330.36 and 14,389.78

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Solution

The fourth proportional to 26,325.64, 36,330.36 and 14,389.78 is: 19,858.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,325.64 : 36,330.36 = 14,389.78 : x
  2. Step 2: Convert to fraction form
    26,325.64/36,330.36 = 14,389.78/x
  3. Step 3: Cross multiply
    26,325.64x = 36,330.36 × 14,389.78
  4. Step 4: Simplify right side
    26,325.64x = 522,785,887.72
  5. Step 5: Solve for x
    x = 522,785,887.72/26,325.64
  6. Step 6: Final answer
    x = 19,858.43

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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.