Home / 31,616.93-47,430.55-14,766.79

Finding the Fourth Proportional to 31,616.93, 47,430.55 and 14,766.79

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Solution

The fourth proportional to 31,616.93, 47,430.55 and 14,766.79 is: 22,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,616.93 : 47,430.55 = 14,766.79 : x
  2. Step 2: Convert to fraction form
    31,616.93/47,430.55 = 14,766.79/x
  3. Step 3: Cross multiply
    31,616.93x = 47,430.55 × 14,766.79
  4. Step 4: Simplify right side
    31,616.93x = 700,396,966.12
  5. Step 5: Solve for x
    x = 700,396,966.12/31,616.93
  6. Step 6: Final answer
    x = 22,152.59

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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.