Home / 21,064.02-29,068.32-11,632.56

Finding the Fourth Proportional to 21,064.02, 29,068.32 and 11,632.56

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Solution

The fourth proportional to 21,064.02, 29,068.32 and 11,632.56 is: 16,052.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,064.02 : 29,068.32 = 11,632.56 : x
  2. Step 2: Convert to fraction form
    21,064.02/29,068.32 = 11,632.56/x
  3. Step 3: Cross multiply
    21,064.02x = 29,068.32 × 11,632.56
  4. Step 4: Simplify right side
    21,064.02x = 338,138,976.50
  5. Step 5: Solve for x
    x = 338,138,976.50/21,064.02
  6. Step 6: Final answer
    x = 16,052.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.