Home / 29,157.52-43,637.18-21,743.60

Finding the Fourth Proportional to 29,157.52, 43,637.18 and 21,743.60

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Solution

The fourth proportional to 29,157.52, 43,637.18 and 21,743.60 is: 32,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,157.52 : 43,637.18 = 21,743.60 : x
  2. Step 2: Convert to fraction form
    29,157.52/43,637.18 = 21,743.60/x
  3. Step 3: Cross multiply
    29,157.52x = 43,637.18 × 21,743.60
  4. Step 4: Simplify right side
    29,157.52x = 948,829,387.05
  5. Step 5: Solve for x
    x = 948,829,387.05/29,157.52
  6. Step 6: Final answer
    x = 32,541.50

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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.