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Finding the Fourth Proportional to 35,124.88, 48,489.96 and 27,149.08

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Solution

The fourth proportional to 35,124.88, 48,489.96 and 27,149.08 is: 37,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,124.88 : 48,489.96 = 27,149.08 : x
  2. Step 2: Convert to fraction form
    35,124.88/48,489.96 = 27,149.08/x
  3. Step 3: Cross multiply
    35,124.88x = 48,489.96 × 27,149.08
  4. Step 4: Simplify right side
    35,124.88x = 1,316,457,803.24
  5. Step 5: Solve for x
    x = 1,316,457,803.24/35,124.88
  6. Step 6: Final answer
    x = 37,479.35

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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.