Home / 26,358.51-39,561.15-12,326.18

Finding the Fourth Proportional to 26,358.51, 39,561.15 and 12,326.18

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Solution

The fourth proportional to 26,358.51, 39,561.15 and 12,326.18 is: 18,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,358.51 : 39,561.15 = 12,326.18 : x
  2. Step 2: Convert to fraction form
    26,358.51/39,561.15 = 12,326.18/x
  3. Step 3: Cross multiply
    26,358.51x = 39,561.15 × 12,326.18
  4. Step 4: Simplify right side
    26,358.51x = 487,637,658.10
  5. Step 5: Solve for x
    x = 487,637,658.10/26,358.51
  6. Step 6: Final answer
    x = 18,500.20

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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.