Home / 29,430.96-40,615.02-16,855.44

Finding the Fourth Proportional to 29,430.96, 40,615.02 and 16,855.44

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Solution

The fourth proportional to 29,430.96, 40,615.02 and 16,855.44 is: 23,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430.96 : 40,615.02 = 16,855.44 : x
  2. Step 2: Convert to fraction form
    29,430.96/40,615.02 = 16,855.44/x
  3. Step 3: Cross multiply
    29,430.96x = 40,615.02 × 16,855.44
  4. Step 4: Simplify right side
    29,430.96x = 684,584,032.71
  5. Step 5: Solve for x
    x = 684,584,032.71/29,430.96
  6. Step 6: Final answer
    x = 23,260.68

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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.