Home / 19,008.48-26,235.92-12,646.16

Finding the Fourth Proportional to 19,008.48, 26,235.92 and 12,646.16

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Solution

The fourth proportional to 19,008.48, 26,235.92 and 12,646.16 is: 17,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.48 : 26,235.92 = 12,646.16 : x
  2. Step 2: Convert to fraction form
    19,008.48/26,235.92 = 12,646.16/x
  3. Step 3: Cross multiply
    19,008.48x = 26,235.92 × 12,646.16
  4. Step 4: Simplify right side
    19,008.48x = 331,783,642.07
  5. Step 5: Solve for x
    x = 331,783,642.07/19,008.48
  6. Step 6: Final answer
    x = 17,454.51

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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.