Home / 19,034.79-28,554.10-6,553.16

Finding the Fourth Proportional to 19,034.79, 28,554.10 and 6,553.16

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Solution

The fourth proportional to 19,034.79, 28,554.10 and 6,553.16 is: 9,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.79 : 28,554.10 = 6,553.16 : x
  2. Step 2: Convert to fraction form
    19,034.79/28,554.10 = 6,553.16/x
  3. Step 3: Cross multiply
    19,034.79x = 28,554.10 × 6,553.16
  4. Step 4: Simplify right side
    19,034.79x = 187,119,585.96
  5. Step 5: Solve for x
    x = 187,119,585.96/19,034.79
  6. Step 6: Final answer
    x = 9,830.40

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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.