Home / 47,946.47-71,919.65-14,666.51

Finding the Fourth Proportional to 47,946.47, 71,919.65 and 14,666.51

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Solution

The fourth proportional to 47,946.47, 71,919.65 and 14,666.51 is: 21,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,946.47 : 71,919.65 = 14,666.51 : x
  2. Step 2: Convert to fraction form
    47,946.47/71,919.65 = 14,666.51/x
  3. Step 3: Cross multiply
    47,946.47x = 71,919.65 × 14,666.51
  4. Step 4: Simplify right side
    47,946.47x = 1,054,809,832.99
  5. Step 5: Solve for x
    x = 1,054,809,832.99/47,946.47
  6. Step 6: Final answer
    x = 21,999.74

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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.