Home / 21,752.10-32,623.08-10,647.66

Finding the Fourth Proportional to 21,752.10, 32,623.08 and 10,647.66

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Solution

The fourth proportional to 21,752.10, 32,623.08 and 10,647.66 is: 15,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,752.10 : 32,623.08 = 10,647.66 : x
  2. Step 2: Convert to fraction form
    21,752.10/32,623.08 = 10,647.66/x
  3. Step 3: Cross multiply
    21,752.10x = 32,623.08 × 10,647.66
  4. Step 4: Simplify right side
    21,752.10x = 347,359,463.99
  5. Step 5: Solve for x
    x = 347,359,463.99/21,752.10
  6. Step 6: Final answer
    x = 15,969.01

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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.