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Finding the Fourth Proportional to 44,590.64, 66,895.81 and 15,007.50

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Solution

The fourth proportional to 44,590.64, 66,895.81 and 15,007.50 is: 22,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,590.64 : 66,895.81 = 15,007.50 : x
  2. Step 2: Convert to fraction form
    44,590.64/66,895.81 = 15,007.50/x
  3. Step 3: Cross multiply
    44,590.64x = 66,895.81 × 15,007.50
  4. Step 4: Simplify right side
    44,590.64x = 1,003,938,831.06
  5. Step 5: Solve for x
    x = 1,003,938,831.06/44,590.64
  6. Step 6: Final answer
    x = 22,514.57

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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.