Home / 19,429.93-26,748.45-18,537.24

Finding the Fourth Proportional to 19,429.93, 26,748.45 and 18,537.24

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Solution

The fourth proportional to 19,429.93, 26,748.45 and 18,537.24 is: 25,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429.93 : 26,748.45 = 18,537.24 : x
  2. Step 2: Convert to fraction form
    19,429.93/26,748.45 = 18,537.24/x
  3. Step 3: Cross multiply
    19,429.93x = 26,748.45 × 18,537.24
  4. Step 4: Simplify right side
    19,429.93x = 495,842,437.28
  5. Step 5: Solve for x
    x = 495,842,437.28/19,429.93
  6. Step 6: Final answer
    x = 25,519.52

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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.