Home / 21,511.65-32,267.41-5,718.27

Finding the Fourth Proportional to 21,511.65, 32,267.41 and 5,718.27

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Solution

The fourth proportional to 21,511.65, 32,267.41 and 5,718.27 is: 8,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,511.65 : 32,267.41 = 5,718.27 : x
  2. Step 2: Convert to fraction form
    21,511.65/32,267.41 = 5,718.27/x
  3. Step 3: Cross multiply
    21,511.65x = 32,267.41 × 5,718.27
  4. Step 4: Simplify right side
    21,511.65x = 184,513,762.58
  5. Step 5: Solve for x
    x = 184,513,762.58/21,511.65
  6. Step 6: Final answer
    x = 8,577.39

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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.