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Finding the Fourth Proportional to 46,221.80, 69,332.90 and 14,632.01

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Solution

The fourth proportional to 46,221.80, 69,332.90 and 14,632.01 is: 21,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,221.80 : 69,332.90 = 14,632.01 : x
  2. Step 2: Convert to fraction form
    46,221.80/69,332.90 = 14,632.01/x
  3. Step 3: Cross multiply
    46,221.80x = 69,332.90 × 14,632.01
  4. Step 4: Simplify right side
    46,221.80x = 1,014,479,820.82
  5. Step 5: Solve for x
    x = 1,014,479,820.82/46,221.80
  6. Step 6: Final answer
    x = 21,948.08

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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.