Home / 47,946.81-66,165.08-30,051.48

Finding the Fourth Proportional to 47,946.81, 66,165.08 and 30,051.48

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Solution

The fourth proportional to 47,946.81, 66,165.08 and 30,051.48 is: 41,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,946.81 : 66,165.08 = 30,051.48 : x
  2. Step 2: Convert to fraction form
    47,946.81/66,165.08 = 30,051.48/x
  3. Step 3: Cross multiply
    47,946.81x = 66,165.08 × 30,051.48
  4. Step 4: Simplify right side
    47,946.81x = 1,988,358,428.06
  5. Step 5: Solve for x
    x = 1,988,358,428.06/47,946.81
  6. Step 6: Final answer
    x = 41,470.09

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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.