Home / 19,209.06-26,507.61-10,712.13

Finding the Fourth Proportional to 19,209.06, 26,507.61 and 10,712.13

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Solution

The fourth proportional to 19,209.06, 26,507.61 and 10,712.13 is: 14,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.06 : 26,507.61 = 10,712.13 : x
  2. Step 2: Convert to fraction form
    19,209.06/26,507.61 = 10,712.13/x
  3. Step 3: Cross multiply
    19,209.06x = 26,507.61 × 10,712.13
  4. Step 4: Simplify right side
    19,209.06x = 283,952,964.31
  5. Step 5: Solve for x
    x = 283,952,964.31/19,209.06
  6. Step 6: Final answer
    x = 14,782.24

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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.