Home / 26,055.36-39,091.32-8,521.20

Finding the Fourth Proportional to 26,055.36, 39,091.32 and 8,521.20

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Solution

The fourth proportional to 26,055.36, 39,091.32 and 8,521.20 is: 12,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,055.36 : 39,091.32 = 8,521.20 : x
  2. Step 2: Convert to fraction form
    26,055.36/39,091.32 = 8,521.20/x
  3. Step 3: Cross multiply
    26,055.36x = 39,091.32 × 8,521.20
  4. Step 4: Simplify right side
    26,055.36x = 333,104,955.98
  5. Step 5: Solve for x
    x = 333,104,955.98/26,055.36
  6. Step 6: Final answer
    x = 12,784.51

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Double scale
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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.