Home / 32,090.87-48,136.50-21,006.86

Finding the Fourth Proportional to 32,090.87, 48,136.50 and 21,006.86

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Solution

The fourth proportional to 32,090.87, 48,136.50 and 21,006.86 is: 31,510.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,090.87 : 48,136.50 = 21,006.86 : x
  2. Step 2: Convert to fraction form
    32,090.87/48,136.50 = 21,006.86/x
  3. Step 3: Cross multiply
    32,090.87x = 48,136.50 × 21,006.86
  4. Step 4: Simplify right side
    32,090.87x = 1,011,196,475.71
  5. Step 5: Solve for x
    x = 1,011,196,475.71/32,090.87
  6. Step 6: Final answer
    x = 31,510.42

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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.