Home / 16,430.40-24,632.10-7,077.60

Finding the Fourth Proportional to 16,430.40, 24,632.10 and 7,077.60

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Solution

The fourth proportional to 16,430.40, 24,632.10 and 7,077.60 is: 10,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.40 : 24,632.10 = 7,077.60 : x
  2. Step 2: Convert to fraction form
    16,430.40/24,632.10 = 7,077.60/x
  3. Step 3: Cross multiply
    16,430.40x = 24,632.10 × 7,077.60
  4. Step 4: Simplify right side
    16,430.40x = 174,336,150.96
  5. Step 5: Solve for x
    x = 174,336,150.96/16,430.40
  6. Step 6: Final answer
    x = 10,610.58

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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.