Home / 19,008.28-26,203.98-13,030.48

Finding the Fourth Proportional to 19,008.28, 26,203.98 and 13,030.48

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Solution

The fourth proportional to 19,008.28, 26,203.98 and 13,030.48 is: 17,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.28 : 26,203.98 = 13,030.48 : x
  2. Step 2: Convert to fraction form
    19,008.28/26,203.98 = 13,030.48/x
  3. Step 3: Cross multiply
    19,008.28x = 26,203.98 × 13,030.48
  4. Step 4: Simplify right side
    19,008.28x = 341,450,437.31
  5. Step 5: Solve for x
    x = 341,450,437.31/19,008.28
  6. Step 6: Final answer
    x = 17,963.25

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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.