Home / 20,713.30-31,070.98-5,924.39

Finding the Fourth Proportional to 20,713.30, 31,070.98 and 5,924.39

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Solution

The fourth proportional to 20,713.30, 31,070.98 and 5,924.39 is: 8,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,713.30 : 31,070.98 = 5,924.39 : x
  2. Step 2: Convert to fraction form
    20,713.30/31,070.98 = 5,924.39/x
  3. Step 3: Cross multiply
    20,713.30x = 31,070.98 × 5,924.39
  4. Step 4: Simplify right side
    20,713.30x = 184,076,603.20
  5. Step 5: Solve for x
    x = 184,076,603.20/20,713.30
  6. Step 6: Final answer
    x = 8,886.88

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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.