Home / 19,654.95-29,488.66-6,516.55

Finding the Fourth Proportional to 19,654.95, 29,488.66 and 6,516.55

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Solution

The fourth proportional to 19,654.95, 29,488.66 and 6,516.55 is: 9,776.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.95 : 29,488.66 = 6,516.55 : x
  2. Step 2: Convert to fraction form
    19,654.95/29,488.66 = 6,516.55/x
  3. Step 3: Cross multiply
    19,654.95x = 29,488.66 × 6,516.55
  4. Step 4: Simplify right side
    19,654.95x = 192,164,347.89
  5. Step 5: Solve for x
    x = 192,164,347.89/19,654.95
  6. Step 6: Final answer
    x = 9,776.89

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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.