Home / 21,634.74-29,599.10-21,541.29

Finding the Fourth Proportional to 21,634.74, 29,599.10 and 21,541.29

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Solution

The fourth proportional to 21,634.74, 29,599.10 and 21,541.29 is: 29,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,634.74 : 29,599.10 = 21,541.29 : x
  2. Step 2: Convert to fraction form
    21,634.74/29,599.10 = 21,541.29/x
  3. Step 3: Cross multiply
    21,634.74x = 29,599.10 × 21,541.29
  4. Step 4: Simplify right side
    21,634.74x = 637,602,689.13
  5. Step 5: Solve for x
    x = 637,602,689.13/21,634.74
  6. Step 6: Final answer
    x = 29,471.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.