Home / 58,685.22-80,985.37-31,827.62

Finding the Fourth Proportional to 58,685.22, 80,985.37 and 31,827.62

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Solution

The fourth proportional to 58,685.22, 80,985.37 and 31,827.62 is: 43,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,685.22 : 80,985.37 = 31,827.62 : x
  2. Step 2: Convert to fraction form
    58,685.22/80,985.37 = 31,827.62/x
  3. Step 3: Cross multiply
    58,685.22x = 80,985.37 × 31,827.62
  4. Step 4: Simplify right side
    58,685.22x = 2,577,571,581.92
  5. Step 5: Solve for x
    x = 2,577,571,581.92/58,685.22
  6. Step 6: Final answer
    x = 43,921.99

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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.