Home / 26,502.14-39,666.67-19,480.30

Finding the Fourth Proportional to 26,502.14, 39,666.67 and 19,480.30

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Solution

The fourth proportional to 26,502.14, 39,666.67 and 19,480.30 is: 29,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,502.14 : 39,666.67 = 19,480.30 : x
  2. Step 2: Convert to fraction form
    26,502.14/39,666.67 = 19,480.30/x
  3. Step 3: Cross multiply
    26,502.14x = 39,666.67 × 19,480.30
  4. Step 4: Simplify right side
    26,502.14x = 772,718,631.60
  5. Step 5: Solve for x
    x = 772,718,631.60/26,502.14
  6. Step 6: Final answer
    x = 29,156.84

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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.