Home / 51,009.95-76,416.82-31,025.23

Finding the Fourth Proportional to 51,009.95, 76,416.82 and 31,025.23

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Solution

The fourth proportional to 51,009.95, 76,416.82 and 31,025.23 is: 46,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,009.95 : 76,416.82 = 31,025.23 : x
  2. Step 2: Convert to fraction form
    51,009.95/76,416.82 = 31,025.23/x
  3. Step 3: Cross multiply
    51,009.95x = 76,416.82 × 31,025.23
  4. Step 4: Simplify right side
    51,009.95x = 2,370,849,147.76
  5. Step 5: Solve for x
    x = 2,370,849,147.76/51,009.95
  6. Step 6: Final answer
    x = 46,478.17

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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.