Home / 17,123.57-25,681.40-6,590.12

Finding the Fourth Proportional to 17,123.57, 25,681.40 and 6,590.12

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Solution

The fourth proportional to 17,123.57, 25,681.40 and 6,590.12 is: 9,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123.57 : 25,681.40 = 6,590.12 : x
  2. Step 2: Convert to fraction form
    17,123.57/25,681.40 = 6,590.12/x
  3. Step 3: Cross multiply
    17,123.57x = 25,681.40 × 6,590.12
  4. Step 4: Simplify right side
    17,123.57x = 169,243,474.82
  5. Step 5: Solve for x
    x = 169,243,474.82/17,123.57
  6. Step 6: Final answer
    x = 9,883.66

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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.