Home / 70,714.48-97,586.37-38,885.44

Finding the Fourth Proportional to 70,714.48, 97,586.37 and 38,885.44

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Solution

The fourth proportional to 70,714.48, 97,586.37 and 38,885.44 is: 53,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,714.48 : 97,586.37 = 38,885.44 : x
  2. Step 2: Convert to fraction form
    70,714.48/97,586.37 = 38,885.44/x
  3. Step 3: Cross multiply
    70,714.48x = 97,586.37 × 38,885.44
  4. Step 4: Simplify right side
    70,714.48x = 3,794,688,935.45
  5. Step 5: Solve for x
    x = 3,794,688,935.45/70,714.48
  6. Step 6: Final answer
    x = 53,662.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.