Home / 47,029.06-64,954.01-30,968.17

Finding the Fourth Proportional to 47,029.06, 64,954.01 and 30,968.17

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Solution

The fourth proportional to 47,029.06, 64,954.01 and 30,968.17 is: 42,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,029.06 : 64,954.01 = 30,968.17 : x
  2. Step 2: Convert to fraction form
    47,029.06/64,954.01 = 30,968.17/x
  3. Step 3: Cross multiply
    47,029.06x = 64,954.01 × 30,968.17
  4. Step 4: Simplify right side
    47,029.06x = 2,011,506,951.84
  5. Step 5: Solve for x
    x = 2,011,506,951.84/47,029.06
  6. Step 6: Final answer
    x = 42,771.57

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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.