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Finding the Fourth Proportional to 46,841.86, 64,643.30 and 25,621.11

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Solution

The fourth proportional to 46,841.86, 64,643.30 and 25,621.11 is: 35,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,841.86 : 64,643.30 = 25,621.11 : x
  2. Step 2: Convert to fraction form
    46,841.86/64,643.30 = 25,621.11/x
  3. Step 3: Cross multiply
    46,841.86x = 64,643.30 × 25,621.11
  4. Step 4: Simplify right side
    46,841.86x = 1,656,233,068.04
  5. Step 5: Solve for x
    x = 1,656,233,068.04/46,841.86
  6. Step 6: Final answer
    x = 35,357.97

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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.