Home / 56,630.43-84,946.16-17,187.55

Finding the Fourth Proportional to 56,630.43, 84,946.16 and 17,187.55

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Solution

The fourth proportional to 56,630.43, 84,946.16 and 17,187.55 is: 25,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,630.43 : 84,946.16 = 17,187.55 : x
  2. Step 2: Convert to fraction form
    56,630.43/84,946.16 = 17,187.55/x
  3. Step 3: Cross multiply
    56,630.43x = 84,946.16 × 17,187.55
  4. Step 4: Simplify right side
    56,630.43x = 1,460,016,372.31
  5. Step 5: Solve for x
    x = 1,460,016,372.31/56,630.43
  6. Step 6: Final answer
    x = 25,781.48

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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.