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Finding the Fourth Proportional to 56,552.70, 84,828.99 and 14,432.78

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Solution

The fourth proportional to 56,552.70, 84,828.99 and 14,432.78 is: 21,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,552.70 : 84,828.99 = 14,432.78 : x
  2. Step 2: Convert to fraction form
    56,552.70/84,828.99 = 14,432.78/x
  3. Step 3: Cross multiply
    56,552.70x = 84,828.99 × 14,432.78
  4. Step 4: Simplify right side
    56,552.70x = 1,224,318,150.29
  5. Step 5: Solve for x
    x = 1,224,318,150.29/56,552.70
  6. Step 6: Final answer
    x = 21,649.15

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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.