Home / 19,045.30-26,284.14-11,090.02

Finding the Fourth Proportional to 19,045.30, 26,284.14 and 11,090.02

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Solution

The fourth proportional to 19,045.30, 26,284.14 and 11,090.02 is: 15,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.30 : 26,284.14 = 11,090.02 : x
  2. Step 2: Convert to fraction form
    19,045.30/26,284.14 = 11,090.02/x
  3. Step 3: Cross multiply
    19,045.30x = 26,284.14 × 11,090.02
  4. Step 4: Simplify right side
    19,045.30x = 291,491,638.28
  5. Step 5: Solve for x
    x = 291,491,638.28/19,045.30
  6. Step 6: Final answer
    x = 15,305.17

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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.