Home / 27,038.23-40,557.34-19,689.46

Finding the Fourth Proportional to 27,038.23, 40,557.34 and 19,689.46

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Solution

The fourth proportional to 27,038.23, 40,557.34 and 19,689.46 is: 29,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.23 : 40,557.34 = 19,689.46 : x
  2. Step 2: Convert to fraction form
    27,038.23/40,557.34 = 19,689.46/x
  3. Step 3: Cross multiply
    27,038.23x = 40,557.34 × 19,689.46
  4. Step 4: Simplify right side
    27,038.23x = 798,552,123.64
  5. Step 5: Solve for x
    x = 798,552,123.64/27,038.23
  6. Step 6: Final answer
    x = 29,534.19

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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.