Home / 21,747.74-30,026.34-16,702.95

Finding the Fourth Proportional to 21,747.74, 30,026.34 and 16,702.95

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Solution

The fourth proportional to 21,747.74, 30,026.34 and 16,702.95 is: 23,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747.74 : 30,026.34 = 16,702.95 : x
  2. Step 2: Convert to fraction form
    21,747.74/30,026.34 = 16,702.95/x
  3. Step 3: Cross multiply
    21,747.74x = 30,026.34 × 16,702.95
  4. Step 4: Simplify right side
    21,747.74x = 501,528,455.70
  5. Step 5: Solve for x
    x = 501,528,455.70/21,747.74
  6. Step 6: Final answer
    x = 23,061.17

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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.