Home / 51,095.93-76,653.05-21,110.18

Finding the Fourth Proportional to 51,095.93, 76,653.05 and 21,110.18

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Solution

The fourth proportional to 51,095.93, 76,653.05 and 21,110.18 is: 31,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,095.93 : 76,653.05 = 21,110.18 : x
  2. Step 2: Convert to fraction form
    51,095.93/76,653.05 = 21,110.18/x
  3. Step 3: Cross multiply
    51,095.93x = 76,653.05 × 21,110.18
  4. Step 4: Simplify right side
    51,095.93x = 1,618,159,194.23
  5. Step 5: Solve for x
    x = 1,618,159,194.23/51,095.93
  6. Step 6: Final answer
    x = 31,669.05

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1.5x scale

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.