Home / 32,511.70-48,774.36-18,478.24

Finding the Fourth Proportional to 32,511.70, 48,774.36 and 18,478.24

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Solution

The fourth proportional to 32,511.70, 48,774.36 and 18,478.24 is: 27,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,511.70 : 48,774.36 = 18,478.24 : x
  2. Step 2: Convert to fraction form
    32,511.70/48,774.36 = 18,478.24/x
  3. Step 3: Cross multiply
    32,511.70x = 48,774.36 × 18,478.24
  4. Step 4: Simplify right side
    32,511.70x = 901,264,329.93
  5. Step 5: Solve for x
    x = 901,264,329.93/32,511.70
  6. Step 6: Final answer
    x = 27,721.23

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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.