Home / 21,950.20-32,925.30-21,804.40

Finding the Fourth Proportional to 21,950.20, 32,925.30 and 21,804.40

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Solution

The fourth proportional to 21,950.20, 32,925.30 and 21,804.40 is: 32,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950.20 : 32,925.30 = 21,804.40 : x
  2. Step 2: Convert to fraction form
    21,950.20/32,925.30 = 21,804.40/x
  3. Step 3: Cross multiply
    21,950.20x = 32,925.30 × 21,804.40
  4. Step 4: Simplify right side
    21,950.20x = 717,916,411.32
  5. Step 5: Solve for x
    x = 717,916,411.32/21,950.20
  6. Step 6: Final answer
    x = 32,706.60

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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.