Home / 66,429.42-99,607.40-26,407.86

Finding the Fourth Proportional to 66,429.42, 99,607.40 and 26,407.86

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Solution

The fourth proportional to 66,429.42, 99,607.40 and 26,407.86 is: 39,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429.42 : 99,607.40 = 26,407.86 : x
  2. Step 2: Convert to fraction form
    66,429.42/99,607.40 = 26,407.86/x
  3. Step 3: Cross multiply
    66,429.42x = 99,607.40 × 26,407.86
  4. Step 4: Simplify right side
    66,429.42x = 2,630,418,274.16
  5. Step 5: Solve for x
    x = 2,630,418,274.16/66,429.42
  6. Step 6: Final answer
    x = 39,597.19

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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.