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Finding the Fourth Proportional to 56,632.30, 84,948.15 and 14,512.30

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Solution

The fourth proportional to 56,632.30, 84,948.15 and 14,512.30 is: 21,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,632.30 : 84,948.15 = 14,512.30 : x
  2. Step 2: Convert to fraction form
    56,632.30/84,948.15 = 14,512.30/x
  3. Step 3: Cross multiply
    56,632.30x = 84,948.15 × 14,512.30
  4. Step 4: Simplify right side
    56,632.30x = 1,232,793,037.25
  5. Step 5: Solve for x
    x = 1,232,793,037.25/56,632.30
  6. Step 6: Final answer
    x = 21,768.37

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1.5x scale

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.