Home / 21,032.32-29,024.76-11,602.48

Finding the Fourth Proportional to 21,032.32, 29,024.76 and 11,602.48

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Solution

The fourth proportional to 21,032.32, 29,024.76 and 11,602.48 is: 16,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032.32 : 29,024.76 = 11,602.48 : x
  2. Step 2: Convert to fraction form
    21,032.32/29,024.76 = 11,602.48/x
  3. Step 3: Cross multiply
    21,032.32x = 29,024.76 × 11,602.48
  4. Step 4: Simplify right side
    21,032.32x = 336,759,197.40
  5. Step 5: Solve for x
    x = 336,759,197.40/21,032.32
  6. Step 6: Final answer
    x = 16,011.51

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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.