Home / 26,655.11-39,895.85-19,632.35

Finding the Fourth Proportional to 26,655.11, 39,895.85 and 19,632.35

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Solution

The fourth proportional to 26,655.11, 39,895.85 and 19,632.35 is: 29,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.11 : 39,895.85 = 19,632.35 : x
  2. Step 2: Convert to fraction form
    26,655.11/39,895.85 = 19,632.35/x
  3. Step 3: Cross multiply
    26,655.11x = 39,895.85 × 19,632.35
  4. Step 4: Simplify right side
    26,655.11x = 783,249,290.75
  5. Step 5: Solve for x
    x = 783,249,290.75/26,655.11
  6. Step 6: Final answer
    x = 29,384.59

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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.