Home / 21,529.20-32,290.02-5,943.36

Finding the Fourth Proportional to 21,529.20, 32,290.02 and 5,943.36

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Solution

The fourth proportional to 21,529.20, 32,290.02 and 5,943.36 is: 8,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.20 : 32,290.02 = 5,943.36 : x
  2. Step 2: Convert to fraction form
    21,529.20/32,290.02 = 5,943.36/x
  3. Step 3: Cross multiply
    21,529.20x = 32,290.02 × 5,943.36
  4. Step 4: Simplify right side
    21,529.20x = 191,911,213.27
  5. Step 5: Solve for x
    x = 191,911,213.27/21,529.20
  6. Step 6: Final answer
    x = 8,914.00

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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.