Home / 26,155.26-39,180.36-12,095.58

Finding the Fourth Proportional to 26,155.26, 39,180.36 and 12,095.58

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Solution

The fourth proportional to 26,155.26, 39,180.36 and 12,095.58 is: 18,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.26 : 39,180.36 = 12,095.58 : x
  2. Step 2: Convert to fraction form
    26,155.26/39,180.36 = 12,095.58/x
  3. Step 3: Cross multiply
    26,155.26x = 39,180.36 × 12,095.58
  4. Step 4: Simplify right side
    26,155.26x = 473,909,178.81
  5. Step 5: Solve for x
    x = 473,909,178.81/26,155.26
  6. Step 6: Final answer
    x = 18,119.08

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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.