Home / 15,854.67-23,777.15-10,955.79

Finding the Fourth Proportional to 15,854.67, 23,777.15 and 10,955.79

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Solution

The fourth proportional to 15,854.67, 23,777.15 and 10,955.79 is: 16,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854.67 : 23,777.15 = 10,955.79 : x
  2. Step 2: Convert to fraction form
    15,854.67/23,777.15 = 10,955.79/x
  3. Step 3: Cross multiply
    15,854.67x = 23,777.15 × 10,955.79
  4. Step 4: Simplify right side
    15,854.67x = 260,497,407.42
  5. Step 5: Solve for x
    x = 260,497,407.42/15,854.67
  6. Step 6: Final answer
    x = 16,430.33

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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.