Home / 26,247.09-36,219.75-14,916.30

Finding the Fourth Proportional to 26,247.09, 36,219.75 and 14,916.30

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Solution

The fourth proportional to 26,247.09, 36,219.75 and 14,916.30 is: 20,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.09 : 36,219.75 = 14,916.30 : x
  2. Step 2: Convert to fraction form
    26,247.09/36,219.75 = 14,916.30/x
  3. Step 3: Cross multiply
    26,247.09x = 36,219.75 × 14,916.30
  4. Step 4: Simplify right side
    26,247.09x = 540,264,656.93
  5. Step 5: Solve for x
    x = 540,264,656.93/26,247.09
  6. Step 6: Final answer
    x = 20,583.79

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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.