Home / 21,062.63-29,066.57-11,502.27

Finding the Fourth Proportional to 21,062.63, 29,066.57 and 11,502.27

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Solution

The fourth proportional to 21,062.63, 29,066.57 and 11,502.27 is: 15,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062.63 : 29,066.57 = 11,502.27 : x
  2. Step 2: Convert to fraction form
    21,062.63/29,066.57 = 11,502.27/x
  3. Step 3: Cross multiply
    21,062.63x = 29,066.57 × 11,502.27
  4. Step 4: Simplify right side
    21,062.63x = 334,331,478.60
  5. Step 5: Solve for x
    x = 334,331,478.60/21,062.63
  6. Step 6: Final answer
    x = 15,873.21

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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.