Home / 27,130.68-40,699.66-25,490.42

Finding the Fourth Proportional to 27,130.68, 40,699.66 and 25,490.42

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Solution

The fourth proportional to 27,130.68, 40,699.66 and 25,490.42 is: 38,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.68 : 40,699.66 = 25,490.42 : x
  2. Step 2: Convert to fraction form
    27,130.68/40,699.66 = 25,490.42/x
  3. Step 3: Cross multiply
    27,130.68x = 40,699.66 × 25,490.42
  4. Step 4: Simplify right side
    27,130.68x = 1,037,451,427.26
  5. Step 5: Solve for x
    x = 1,037,451,427.26/27,130.68
  6. Step 6: Final answer
    x = 38,239.05

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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.