Home / 21,323.56-31,985.34-6,532.42

Finding the Fourth Proportional to 21,323.56, 31,985.34 and 6,532.42

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Solution

The fourth proportional to 21,323.56, 31,985.34 and 6,532.42 is: 9,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323.56 : 31,985.34 = 6,532.42 : x
  2. Step 2: Convert to fraction form
    21,323.56/31,985.34 = 6,532.42/x
  3. Step 3: Cross multiply
    21,323.56x = 31,985.34 × 6,532.42
  4. Step 4: Simplify right side
    21,323.56x = 208,941,674.72
  5. Step 5: Solve for x
    x = 208,941,674.72/21,323.56
  6. Step 6: Final answer
    x = 9,798.63

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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.