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Finding the Fourth Proportional to 21,335.58, 32,014.17 and 14,395.50

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Solution

The fourth proportional to 21,335.58, 32,014.17 and 14,395.50 is: 21,600.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.58 : 32,014.17 = 14,395.50 : x
  2. Step 2: Convert to fraction form
    21,335.58/32,014.17 = 14,395.50/x
  3. Step 3: Cross multiply
    21,335.58x = 32,014.17 × 14,395.50
  4. Step 4: Simplify right side
    21,335.58x = 460,859,984.24
  5. Step 5: Solve for x
    x = 460,859,984.24/21,335.58
  6. Step 6: Final answer
    x = 21,600.54

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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.