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Finding the Fourth Proportional to 56,018.58, 84,043.47 and 24,431.40

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Solution

The fourth proportional to 56,018.58, 84,043.47 and 24,431.40 is: 36,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,018.58 : 84,043.47 = 24,431.40 : x
  2. Step 2: Convert to fraction form
    56,018.58/84,043.47 = 24,431.40/x
  3. Step 3: Cross multiply
    56,018.58x = 84,043.47 × 24,431.40
  4. Step 4: Simplify right side
    56,018.58x = 2,053,299,632.96
  5. Step 5: Solve for x
    x = 2,053,299,632.96/56,018.58
  6. Step 6: Final answer
    x = 36,653.90

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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.