Home / 26,419.08-36,457.36-15,808.08

Finding the Fourth Proportional to 26,419.08, 36,457.36 and 15,808.08

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Solution

The fourth proportional to 26,419.08, 36,457.36 and 15,808.08 is: 21,814.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419.08 : 36,457.36 = 15,808.08 : x
  2. Step 2: Convert to fraction form
    26,419.08/36,457.36 = 15,808.08/x
  3. Step 3: Cross multiply
    26,419.08x = 36,457.36 × 15,808.08
  4. Step 4: Simplify right side
    26,419.08x = 576,320,863.47
  5. Step 5: Solve for x
    x = 576,320,863.47/26,419.08
  6. Step 6: Final answer
    x = 21,814.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.