Home / 22,605.60-31,165.11-19,062.66

Finding the Fourth Proportional to 22,605.60, 31,165.11 and 19,062.66

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Solution

The fourth proportional to 22,605.60, 31,165.11 and 19,062.66 is: 26,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,605.60 : 31,165.11 = 19,062.66 : x
  2. Step 2: Convert to fraction form
    22,605.60/31,165.11 = 19,062.66/x
  3. Step 3: Cross multiply
    22,605.60x = 31,165.11 × 19,062.66
  4. Step 4: Simplify right side
    22,605.60x = 594,089,895.79
  5. Step 5: Solve for x
    x = 594,089,895.79/22,605.60
  6. Step 6: Final answer
    x = 26,280.65

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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.