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Finding the Fourth Proportional to 56,537.60, 84,824.83 and 28,443.16

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Solution

The fourth proportional to 56,537.60, 84,824.83 and 28,443.16 is: 42,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,537.60 : 84,824.83 = 28,443.16 : x
  2. Step 2: Convert to fraction form
    56,537.60/84,824.83 = 28,443.16/x
  3. Step 3: Cross multiply
    56,537.60x = 84,824.83 × 28,443.16
  4. Step 4: Simplify right side
    56,537.60x = 2,412,686,211.66
  5. Step 5: Solve for x
    x = 2,412,686,211.66/56,537.60
  6. Step 6: Final answer
    x = 42,674.01

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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.