Home / 19,107.19-26,368.02-11,040.20

Finding the Fourth Proportional to 19,107.19, 26,368.02 and 11,040.20

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Solution

The fourth proportional to 19,107.19, 26,368.02 and 11,040.20 is: 15,235.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.19 : 26,368.02 = 11,040.20 : x
  2. Step 2: Convert to fraction form
    19,107.19/26,368.02 = 11,040.20/x
  3. Step 3: Cross multiply
    19,107.19x = 26,368.02 × 11,040.20
  4. Step 4: Simplify right side
    19,107.19x = 291,108,027.36
  5. Step 5: Solve for x
    x = 291,108,027.36/19,107.19
  6. Step 6: Final answer
    x = 15,235.53

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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.