Home / 26,269.08-36,263.01-15,662.40

Finding the Fourth Proportional to 26,269.08, 36,263.01 and 15,662.40

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Solution

The fourth proportional to 26,269.08, 36,263.01 and 15,662.40 is: 21,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.08 : 36,263.01 = 15,662.40 : x
  2. Step 2: Convert to fraction form
    26,269.08/36,263.01 = 15,662.40/x
  3. Step 3: Cross multiply
    26,269.08x = 36,263.01 × 15,662.40
  4. Step 4: Simplify right side
    26,269.08x = 567,965,767.82
  5. Step 5: Solve for x
    x = 567,965,767.82/26,269.08
  6. Step 6: Final answer
    x = 21,621.08

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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.