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Finding the Fourth Proportional to 35,702.95, 49,276.17 and 20,592.91

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Solution

The fourth proportional to 35,702.95, 49,276.17 and 20,592.91 is: 28,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702.95 : 49,276.17 = 20,592.91 : x
  2. Step 2: Convert to fraction form
    35,702.95/49,276.17 = 20,592.91/x
  3. Step 3: Cross multiply
    35,702.95x = 49,276.17 × 20,592.91
  4. Step 4: Simplify right side
    35,702.95x = 1,014,739,733.95
  5. Step 5: Solve for x
    x = 1,014,739,733.95/35,702.95
  6. Step 6: Final answer
    x = 28,421.73

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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.