Home / 21,681.27-32,521.91-6,098.90

Finding the Fourth Proportional to 21,681.27, 32,521.91 and 6,098.90

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Solution

The fourth proportional to 21,681.27, 32,521.91 and 6,098.90 is: 9,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,681.27 : 32,521.91 = 6,098.90 : x
  2. Step 2: Convert to fraction form
    21,681.27/32,521.91 = 6,098.90/x
  3. Step 3: Cross multiply
    21,681.27x = 32,521.91 × 6,098.90
  4. Step 4: Simplify right side
    21,681.27x = 198,347,683.79
  5. Step 5: Solve for x
    x = 198,347,683.79/21,681.27
  6. Step 6: Final answer
    x = 9,148.34

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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.