Home / 43,294.64-64,893.36-28,330.48

Finding the Fourth Proportional to 43,294.64, 64,893.36 and 28,330.48

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Solution

The fourth proportional to 43,294.64, 64,893.36 and 28,330.48 is: 42,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,294.64 : 64,893.36 = 28,330.48 : x
  2. Step 2: Convert to fraction form
    43,294.64/64,893.36 = 28,330.48/x
  3. Step 3: Cross multiply
    43,294.64x = 64,893.36 × 28,330.48
  4. Step 4: Simplify right side
    43,294.64x = 1,838,460,037.61
  5. Step 5: Solve for x
    x = 1,838,460,037.61/43,294.64
  6. Step 6: Final answer
    x = 42,463.92

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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.