Home / 21,390.54-32,074.07-6,595.35

Finding the Fourth Proportional to 21,390.54, 32,074.07 and 6,595.35

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Solution

The fourth proportional to 21,390.54, 32,074.07 and 6,595.35 is: 9,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,390.54 : 32,074.07 = 6,595.35 : x
  2. Step 2: Convert to fraction form
    21,390.54/32,074.07 = 6,595.35/x
  3. Step 3: Cross multiply
    21,390.54x = 32,074.07 × 6,595.35
  4. Step 4: Simplify right side
    21,390.54x = 211,539,684.60
  5. Step 5: Solve for x
    x = 211,539,684.60/21,390.54
  6. Step 6: Final answer
    x = 9,889.40

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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.