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Finding the Fourth Proportional to 56,908.39, 85,362.54 and 14,784.94

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Solution

The fourth proportional to 56,908.39, 85,362.54 and 14,784.94 is: 22,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.39 : 85,362.54 = 14,784.94 : x
  2. Step 2: Convert to fraction form
    56,908.39/85,362.54 = 14,784.94/x
  3. Step 3: Cross multiply
    56,908.39x = 85,362.54 × 14,784.94
  4. Step 4: Simplify right side
    56,908.39x = 1,262,080,032.15
  5. Step 5: Solve for x
    x = 1,262,080,032.15/56,908.39
  6. Step 6: Final answer
    x = 22,177.40

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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.