Home / 26,889.04-40,308.96-11,307.76

Finding the Fourth Proportional to 26,889.04, 40,308.96 and 11,307.76

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Solution

The fourth proportional to 26,889.04, 40,308.96 and 11,307.76 is: 16,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.04 : 40,308.96 = 11,307.76 : x
  2. Step 2: Convert to fraction form
    26,889.04/40,308.96 = 11,307.76/x
  3. Step 3: Cross multiply
    26,889.04x = 40,308.96 × 11,307.76
  4. Step 4: Simplify right side
    26,889.04x = 455,804,045.53
  5. Step 5: Solve for x
    x = 455,804,045.53/26,889.04
  6. Step 6: Final answer
    x = 16,951.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.