Home / 51,262.52-70,728.93-30,030.39

Finding the Fourth Proportional to 51,262.52, 70,728.93 and 30,030.39

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Solution

The fourth proportional to 51,262.52, 70,728.93 and 30,030.39 is: 41,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,262.52 : 70,728.93 = 30,030.39 : x
  2. Step 2: Convert to fraction form
    51,262.52/70,728.93 = 30,030.39/x
  3. Step 3: Cross multiply
    51,262.52x = 70,728.93 × 30,030.39
  4. Step 4: Simplify right side
    51,262.52x = 2,124,017,352.18
  5. Step 5: Solve for x
    x = 2,124,017,352.18/51,262.52
  6. Step 6: Final answer
    x = 41,434.12

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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.