Home / 43,784.02-65,685.25-14,199.55

Finding the Fourth Proportional to 43,784.02, 65,685.25 and 14,199.55

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Solution

The fourth proportional to 43,784.02, 65,685.25 and 14,199.55 is: 21,302.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.02 : 65,685.25 = 14,199.55 : x
  2. Step 2: Convert to fraction form
    43,784.02/65,685.25 = 14,199.55/x
  3. Step 3: Cross multiply
    43,784.02x = 65,685.25 × 14,199.55
  4. Step 4: Simplify right side
    43,784.02x = 932,700,845.17
  5. Step 5: Solve for x
    x = 932,700,845.17/43,784.02
  6. Step 6: Final answer
    x = 21,302.31

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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.