Home / 21,390.26-32,085.54-6,598.85

Finding the Fourth Proportional to 21,390.26, 32,085.54 and 6,598.85

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Solution

The fourth proportional to 21,390.26, 32,085.54 and 6,598.85 is: 9,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,390.26 : 32,085.54 = 6,598.85 : x
  2. Step 2: Convert to fraction form
    21,390.26/32,085.54 = 6,598.85/x
  3. Step 3: Cross multiply
    21,390.26x = 32,085.54 × 6,598.85
  4. Step 4: Simplify right side
    21,390.26x = 211,727,665.63
  5. Step 5: Solve for x
    x = 211,727,665.63/21,390.26
  6. Step 6: Final answer
    x = 9,898.32

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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.