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Finding the Fourth Proportional to 56,483.60, 84,670.30 and 26,893.48

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Solution

The fourth proportional to 56,483.60, 84,670.30 and 26,893.48 is: 40,313.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,483.60 : 84,670.30 = 26,893.48 : x
  2. Step 2: Convert to fraction form
    56,483.60/84,670.30 = 26,893.48/x
  3. Step 3: Cross multiply
    56,483.60x = 84,670.30 × 26,893.48
  4. Step 4: Simplify right side
    56,483.60x = 2,277,079,019.64
  5. Step 5: Solve for x
    x = 2,277,079,019.64/56,483.60
  6. Step 6: Final answer
    x = 40,313.99

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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.