Home / 58,685.16-80,984.96-31,828.26

Finding the Fourth Proportional to 58,685.16, 80,984.96 and 31,828.26

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Solution

The fourth proportional to 58,685.16, 80,984.96 and 31,828.26 is: 43,922.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,685.16 : 80,984.96 = 31,828.26 : x
  2. Step 2: Convert to fraction form
    58,685.16/80,984.96 = 31,828.26/x
  3. Step 3: Cross multiply
    58,685.16x = 80,984.96 × 31,828.26
  4. Step 4: Simplify right side
    58,685.16x = 2,577,610,362.97
  5. Step 5: Solve for x
    x = 2,577,610,362.97/58,685.16
  6. Step 6: Final answer
    x = 43,922.69

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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.