Home / 21,595.23-32,392.85-12,354.75

Finding the Fourth Proportional to 21,595.23, 32,392.85 and 12,354.75

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Solution

The fourth proportional to 21,595.23, 32,392.85 and 12,354.75 is: 18,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.23 : 32,392.85 = 12,354.75 : x
  2. Step 2: Convert to fraction form
    21,595.23/32,392.85 = 12,354.75/x
  3. Step 3: Cross multiply
    21,595.23x = 32,392.85 × 12,354.75
  4. Step 4: Simplify right side
    21,595.23x = 400,205,501.76
  5. Step 5: Solve for x
    x = 400,205,501.76/21,595.23
  6. Step 6: Final answer
    x = 18,532.13

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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.