Home / 26,117.64-39,158.64-12,069.81

Finding the Fourth Proportional to 26,117.64, 39,158.64 and 12,069.81

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Solution

The fourth proportional to 26,117.64, 39,158.64 and 12,069.81 is: 18,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.64 : 39,158.64 = 12,069.81 : x
  2. Step 2: Convert to fraction form
    26,117.64/39,158.64 = 12,069.81/x
  3. Step 3: Cross multiply
    26,117.64x = 39,158.64 × 12,069.81
  4. Step 4: Simplify right side
    26,117.64x = 472,637,344.66
  5. Step 5: Solve for x
    x = 472,637,344.66/26,117.64
  6. Step 6: Final answer
    x = 18,096.48

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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.