Home / 21,639.93-32,461.76-7,598.75

Finding the Fourth Proportional to 21,639.93, 32,461.76 and 7,598.75

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Solution

The fourth proportional to 21,639.93, 32,461.76 and 7,598.75 is: 11,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639.93 : 32,461.76 = 7,598.75 : x
  2. Step 2: Convert to fraction form
    21,639.93/32,461.76 = 7,598.75/x
  3. Step 3: Cross multiply
    21,639.93x = 32,461.76 × 7,598.75
  4. Step 4: Simplify right side
    21,639.93x = 246,668,856.21
  5. Step 5: Solve for x
    x = 246,668,856.21/21,639.93
  6. Step 6: Final answer
    x = 11,398.78

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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.