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Finding the Fourth Proportional to 55,705.93, 83,558.72 and 14,152.93

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Solution

The fourth proportional to 55,705.93, 83,558.72 and 14,152.93 is: 21,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.93 : 83,558.72 = 14,152.93 : x
  2. Step 2: Convert to fraction form
    55,705.93/83,558.72 = 14,152.93/x
  3. Step 3: Cross multiply
    55,705.93x = 83,558.72 × 14,152.93
  4. Step 4: Simplify right side
    55,705.93x = 1,182,600,644.28
  5. Step 5: Solve for x
    x = 1,182,600,644.28/55,705.93
  6. Step 6: Final answer
    x = 21,229.35

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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.