Home / 26,155.33-39,210.95-11,353.12

Finding the Fourth Proportional to 26,155.33, 39,210.95 and 11,353.12

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Solution

The fourth proportional to 26,155.33, 39,210.95 and 11,353.12 is: 17,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.33 : 39,210.95 = 11,353.12 : x
  2. Step 2: Convert to fraction form
    26,155.33/39,210.95 = 11,353.12/x
  3. Step 3: Cross multiply
    26,155.33x = 39,210.95 × 11,353.12
  4. Step 4: Simplify right side
    26,155.33x = 445,166,551.02
  5. Step 5: Solve for x
    x = 445,166,551.02/26,155.33
  6. Step 6: Final answer
    x = 17,020.11

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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.