Home / 21,323.16-31,984.80-6,532.02

Finding the Fourth Proportional to 21,323.16, 31,984.80 and 6,532.02

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Solution

The fourth proportional to 21,323.16, 31,984.80 and 6,532.02 is: 9,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323.16 : 31,984.80 = 6,532.02 : x
  2. Step 2: Convert to fraction form
    21,323.16/31,984.80 = 6,532.02/x
  3. Step 3: Cross multiply
    21,323.16x = 31,984.80 × 6,532.02
  4. Step 4: Simplify right side
    21,323.16x = 208,925,353.30
  5. Step 5: Solve for x
    x = 208,925,353.30/21,323.16
  6. Step 6: Final answer
    x = 9,798.05

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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.