Home / 27,038.14-40,557.19-19,689.35

Finding the Fourth Proportional to 27,038.14, 40,557.19 and 19,689.35

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Solution

The fourth proportional to 27,038.14, 40,557.19 and 19,689.35 is: 29,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.14 : 40,557.19 = 19,689.35 : x
  2. Step 2: Convert to fraction form
    27,038.14/40,557.19 = 19,689.35/x
  3. Step 3: Cross multiply
    27,038.14x = 40,557.19 × 19,689.35
  4. Step 4: Simplify right side
    27,038.14x = 798,544,493.83
  5. Step 5: Solve for x
    x = 798,544,493.83/27,038.14
  6. Step 6: Final answer
    x = 29,534.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.