Home / 26,607.78-36,720.38-14,671.09

Finding the Fourth Proportional to 26,607.78, 36,720.38 and 14,671.09

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Solution

The fourth proportional to 26,607.78, 36,720.38 and 14,671.09 is: 20,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,607.78 : 36,720.38 = 14,671.09 : x
  2. Step 2: Convert to fraction form
    26,607.78/36,720.38 = 14,671.09/x
  3. Step 3: Cross multiply
    26,607.78x = 36,720.38 × 14,671.09
  4. Step 4: Simplify right side
    26,607.78x = 538,727,999.81
  5. Step 5: Solve for x
    x = 538,727,999.81/26,607.78
  6. Step 6: Final answer
    x = 20,247.01

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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.