Home / 58,491.73-80,718.58-31,634.23

Finding the Fourth Proportional to 58,491.73, 80,718.58 and 31,634.23

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Solution

The fourth proportional to 58,491.73, 80,718.58 and 31,634.23 is: 43,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,491.73 : 80,718.58 = 31,634.23 : x
  2. Step 2: Convert to fraction form
    58,491.73/80,718.58 = 31,634.23/x
  3. Step 3: Cross multiply
    58,491.73x = 80,718.58 × 31,634.23
  4. Step 4: Simplify right side
    58,491.73x = 2,553,470,515.69
  5. Step 5: Solve for x
    x = 2,553,470,515.69/58,491.73
  6. Step 6: Final answer
    x = 43,655.24

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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.