Home / 21,573.41-32,353.70-9,720.34

Finding the Fourth Proportional to 21,573.41, 32,353.70 and 9,720.34

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Solution

The fourth proportional to 21,573.41, 32,353.70 and 9,720.34 is: 14,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.41 : 32,353.70 = 9,720.34 : x
  2. Step 2: Convert to fraction form
    21,573.41/32,353.70 = 9,720.34/x
  3. Step 3: Cross multiply
    21,573.41x = 32,353.70 × 9,720.34
  4. Step 4: Simplify right side
    21,573.41x = 314,488,834.77
  5. Step 5: Solve for x
    x = 314,488,834.77/21,573.41
  6. Step 6: Final answer
    x = 14,577.62

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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.