Home / 30,377.18-41,923.75-16,953.10

Finding the Fourth Proportional to 30,377.18, 41,923.75 and 16,953.10

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Solution

The fourth proportional to 30,377.18, 41,923.75 and 16,953.10 is: 23,397.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.18 : 41,923.75 = 16,953.10 : x
  2. Step 2: Convert to fraction form
    30,377.18/41,923.75 = 16,953.10/x
  3. Step 3: Cross multiply
    30,377.18x = 41,923.75 × 16,953.10
  4. Step 4: Simplify right side
    30,377.18x = 710,737,526.13
  5. Step 5: Solve for x
    x = 710,737,526.13/30,377.18
  6. Step 6: Final answer
    x = 23,397.09

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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.